0030. Aftermarket Aircraft Part. Item #: NAS577 NAS577. 2 Page 1 TABLE OF CONTENTS Paragraph Chapter/Section Page Number Title Number NumberAircraft part NAS577-16A, Nut Self Locking Barrel by the manufacturer National Aerospace Standards Com is in stock. 0085. NAS577-7A | BARREL NUT, FLOATING, SELF-LOC : Quality parts for Beechcraft, Cessna and Hawker aircraft with same day shipping and worldwide distribution centers NUTS MILITARY STANDARDS | 3D CAD Model Library | GrabCAD. Hazardous NO. Our Part #: SGP142065. The majority of the items listed in our catalog are stocked and available for immediate shipment. ECCN # EAR99. Design Holder Cage Code 80205. : Use our cross reference feature to find substitute parts while. Our Part #: SGP142070. Ends may be flat or flanged. Material Composition ALLOY STEEL. Supply Group (FSG) NSN Assign. Nut free to float across barrel within confines of installation hole. Config files for my GitHub profile. Alternate partnumbers: LH2577-080; 5310-00-802-1268. Click here to Buy Now! For our latest information on Coronavirus (COVID-19), CLICK HERE Unfortunately this browser does not support the web technology that powers credit cards. nas38o. NAS699-48. , Nut Height: 5/8in. NAS577. For pricing and availability of this barrel self-locking nut submit the price quote form on the right. 16. A description is not available for this item. 399 East Drive Melbourne, FL 32904. BARREL HEIGHT. RMLH2577-064. Material Composition ALLOY STEEL. 470 INCHES MAXIMUM. Barrel Self-locking Nut part number NAS577B4F NSN 5310-00-900-4381. Search. We stock ready-to-ship NSN parts from over 5000 manufacturers. Monroe is committed to customer satisfaction, we strive for Continuous Improvement in our products and our people. A leading provider of airplane parts and supplies. NAS5775F Barrel Self-locking Nut Datasheet National aerospace standards part number NAS577-5F Thread Direction: Right-hand Locking Feature: Prevailing torque all metal design Counterbore Diameter: 0. UBXXXXXX Series Straight Ultrasert. nas577-b9f: barrel nut self locking: nas577b4a: barrel nut self locking: nas577-c5d: barrel nut self locking: nas577b4f: nut slf lck barrel stl cad plt eoq=0: nas577-c5gx: barrel nut self locking inconel silver plated: nas577b5a: barrel nut self locking: nas577-c6d: barrel nut self locking: nas577b5f: nut self locking eoq=0: nas577-c9d: barrel. NAS77 UNLINED FLANGED BUSHINGS . Shop Boeing for NAS577B8A, Lock Nut, 3/4 in, UNF, 0. For more information visit our web site at rbcbearings. NAS577 - Free download as PDF File (. Search. 5310. for 1. Quantity: Pre-packaged bag qty: 1 ea. Part #: NAS500. Shop by series nas577 through nas1044 hardware. Related Products from Elite Fasteners, Inc. Our database of 85M lines of inventory includes parts like NAS5778A NUT from multiple manufacturers UNKNOWN, RSOur database of 85M lines of inventory includes parts like NAS577-4A NUT,SELF-LOCKING from multiple manufacturers NK, 80205Try our fastener drilldown tool. Design Holder NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE. RMLH2577-070. Ends may be flat or flanged. NUT PLAIN ROUND CYLINDER LOCK ALUMINUM ALLOY. These airframe, engine and accessory parts are generally classified. 16. Thread Class A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread. NAS577B5A STEEL BARREL NUT LUBE. As. How to Order Order this self-locking barrel nut from our inventory online by visiting and selecting. 1. NAS577-5F: Part description: 2 NE - -An AVSpares Member. Add to Cart. Also check for the related parts for part number NAS577-5A. Part Number NAS577-10A is a BARREL NUT manufactured or catalogued by Hawker Beechcraft (Textron). Join 12,730,000 engineers with over 5,900,000 free CAD files Join the Community. Get a quote and buy 5310-01-706-5779 and other NSN parts. We offer the best deals on part SL50-5A. All Sizes, All materials of barrel nuts, or Cradle Nuts. NAS577. Excludes NUT (1), SELF-LOCKING, ROUND. NS: New Surplus. Fasteners Nuts NAS Nuts NAS577-4. 🌱 I’m currently learning CSS,R,Matlab,Python,C++. NAS679-A04. Manufacturer: MIL. SL4001-16 Self-Locking Barrel Nut. Address. Claim Demand Report. Most parts are available as 3D CAD. For more information visit our web site at rbcbearings. NAS577-4; Alternative Part Numbers BACN10ZC4CD; 0000000000000; Manufacturer NSN Claim Demand Report. View all product details Most RecentOur database of 85M lines of inventory includes parts like nas577c6d NUT BARREL from multiple manufacturersNAS577-578 NAS679-698 NAS1067-1068 NAS1473-1474 NAS1791-1794 ST3M442-ST3M443 ST3M719-ST3M721 Nuts AN310 AN315-316 AN320 MS25082 MS35649-35650 MS51967-51972 NAS509 NAS671 NAS1423 Airhardware is registered and certified as meeting the requirements of ISO9001:2008. For pricing and availability of this barrel self-locking nut submit the price quote form on the right. NIIN Item Name Code (INC) 53: 10 FEB 1967: 00-900-4395: 15891 ( NUT, SELF-LOCKING, BARREL )Do you need Barrel Nut Floating Self Locking parts by Hawker Beechcraft as soon as possible? Aerospace Purchasing, owned and operated by ASAP Semiconductor has NAS577B8A, NAS577B7A, NAS577B6A, NAS577-7A, NAS577-6A in stock and ready to ship out. NAS1587. Shop Boeing for Aviation NUT. Read more…. At COLOC, our extremely knowledgeable team can assist you with any questions or problems you may have, without being transferred to a different department. com if part information appears to be incorrect. SKU / Model: NAS577C4D: NSN: 5310-01-471-9199: FSC: Nuts and Washers / 5310 Product Series:Our database of 85M lines of inventory includes parts like NAS577-8A NUT from multiple manufacturers UNKNOWN, RSAviation Purchasing Platform is an ASAP Semiconductor owned and operated website, designed to offer our customers a streamlined solution for the Barrel Nut Floating Self Locking parts procurement process. Pins & Collars ASNA2025 ASNA2528 thru 2538 BACB30 Series BACC30 Series EN6114 & 6115 HL-HLT-HST NSA5075 ST3M525 & 526. Published by AIA/NAS on April 30, 2021. Doran Specialties is a distributor of a large array of aerospace fastener components including nuts and rivets in many materials as well as configurations including cap nuts, left hand machine screw nuts, square tee nuts, weld nuts, wing nuts and many more. Design Holder NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE. Our database of 85M lines of inventory includes parts like NAS577-5A NUT SL from multiple manufacturers NK, WH505310-01-232-3542 A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Grout Joint Width: Manufacturer recommended. Part Number: NAS577-4. José Luis Falcon. Need More?The LISI AEROSPACE has developed a wide variety of quality products including hydraulic guns, quick-release pins, power supply units, fastener removal kits and a diversified list of drivers and rivet squeezers. 85 Each 25 per pack. NAS578C14A. Each delivered OEM part will meet the original manufacturer’s specification or, if the part is not an OEM part, it will meet or exceed the original manufacturer’s specification. IMPROVING AWARNESS OF GREEN BUILDING CONCEPT IN SRI LANKA. 0085. Datasheet search engine for Electronic Components and Semiconductors. Quick Information about NAS577-7F. AS9120B, ISO. AZ,United States : 11/06/2023 : NAS577-6 5310-00-820-1560: Company Name. 82: respectively, for new design. December 22, 2011 National Aerospace Standard NAS578-4B Retainer, Nut and Bolt - Visit and view our entire SkyGeek, Hardware, Nuts, National Aerospace Standard NAS578 Series Floating Barrel Nut Retainer, section at SkyGeek! 5340-00-788-8385 Nut and Bolt Retainer. $197. Quote for NAS577-17A part number with NSN 5310-00-810-2967 manufactured by National Aerospace Standards. 0. Get pricing, availability, and datasheets for NAS577-4. NAS577 Datasheet. Cherry Rivets. NAS557-10B Nonmetallic Grommet. Harmonized Tariff Schedule Code 7318. The CAD files and renderings posted to this website are created, uploaded and managed by third-party community members. Harmonized Tariff Schedule Code 7318. A description is not available for this item. $51. . Material Composition ALLOY STEEL. NAS577. Pins, Dowel &. NUTS MILITARY STANDARDS | 3D CAD Model Library | GrabCAD. Buy NAS5628FEE8,NAS563109,NAS56311 and request quotes for related parts. 1 july 62: usie nas577-( )a nut for inactive for design after nov. 577-2130. 58 Each 2 per pack. Thread: 1/4-28. If you require a quote on this or any product please visit our quote request page » Browse our frequently asked questions page. Please fill out the form below for Nut and get a quote for part number NAS577-5A by Bell Helicopter Textron Inc, please include required quantity along with expected turn around time. Datasheet: 116Kb/2P. NAS1587. 53. Send RFQ. ECCN # EAR99. Harmonized Tariff Schedule Code 7318. These airframe, engine and accessory parts are. AS9120B, ISO 9001:2015, and FAA 0056B Accredited +1-714-705-4780;National Aerospace Standard NAS578-4A Retainer, Nut and Bolt. HelicoptersKey Washer part number ST4M199C6 NSN 5310-01-195-5855. Hole Diameter: 5/8. In some cases a. Quantity Available: 0. Description / Abstract: NAS578, Revision 11, February 28, 2023 - RETAINER, FLOATING BARREL NUT. NIIN Item Name Code (INC) 53: 08 NOV 1974: 00-557-4722: 15891 ( NUT, SELF-LOCKING, BARREL )Barrel Self-locking Nut part number NAS577-8A NSN 5310-00-802-1268. nas577-c5d: barrel nut self locking: nas577-c5gx: barrel nut self locking inconel silver plated: nas577-12: barrel nut self locking: nas577-12a: barrel nut self locking: nas577-18a: barrel nut self locking: nas577-4: barrel nut self locking: nas577-4a: barrel nut self-locking: nas577-5ax: barrel nut self locking: nas577-6a: barrel nut self. A Toll Free: (800) 421-6695 Quick QuoteNAS607-2-7P - Pin, Straight, Headless (Dowel) - 1/8 x 7/8 - Cadmium Plated. Model NAS577-4A. NAS577 January 1, 1990 Nut, Self-Locking, Barrel, Floating, 180 ksi Ftu Description / Abstract: NAS577, Revision 18, April 30, 2021 - NUT, SELF-LOCKING, BARREL, FLOATING, 180 KSI Ftu. NAS577B4A Price: buy now. Read more…. Hole Diameter: 5/8. Ends may be flat or flanged. Parts manufactured by then OEM and includes manufacturer certification. Our knowledgeable account manager will reply you shortly. search)NAS577-4F LOCK NUT available at BoeingDistribution. Part Number NAS577B12A is a NUT manufactured or catalogued by Bell Helicopter Textron. Shop with confidence today. search)6035 Series Tapered Ultrasert. ECCN: EAR99. MS21042-4 Self-Locking Extended Washer Nut in Nuts. A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. 5 - Dimensioning and Tolerancing. NAS Nuts. 5310-01-255-6579. 0085. Product Condition Codes. NAS577-5A; Cage Codes: Zf Industrieantriebe Witten Gmbh (CAGE D9182) Naval Air Systems Command (CAGE 30003) Fitz Aerospace, Llc (CAGE 019L2) National Aerospace Standards (CAGE 80205) Harvard Industries Inc (CAGE 72962) Sps Technologies, Llc (CAGE 97393) Replacements:NAS577-9A LOCK NUT available at BoeingDistribution. thread: 1/4-28, self locking. Revision Level. NUT PLAIN CLINCH. com SELF-LUBRICATED SPHERICAL BEARINGS 19 SPHERICAL BEARINGS ©2008 RBC Bearings Incorporated. for bolt size: #10 length: 0. NAS577 parts, chip, ic, electronic components. BARREL NUT, FLOATING, SELF-LOC. Data Sheet by Aerospace Industries Association - National Aerospace Standard, 04/28/2017. Part Alternates:NAS5775A. marking reqliirements. 30 Each 10 per pack. 3b thread class, steel comp 8740 overall or steel comp 4340 overall material, cadmium overall and chromate overall surface treatment. The CAD files and renderings posted to this website are created, uploaded and managed by third-party community members. . Are you looking for the Atr parts for your business need? Look no further than ASAP Semiconductor! We are the top leading distributor ofAll items listed in our catalog are stock and available for immediate shipment. Address. October 31, 2014. 3b thread class, steel overall material, cadmium overall surface treatment. Description: TECHNICAL OPERATIONS COUNCIL MEMORANDUM. Commerce, California 90040 Toll free (800) 421-6695 - Fax (310) 821-0378Quote for part number NAS577-7F - Nut Self Locking Ba of National Aerospace Standards (CAGE Code 80205) with NSN 5310-01-309-3581 under FSC 5310 Nuts and Washers at best prices. ITEMS FOR ANY PARTICULAR APPLICATION OR (2) THE EXiSTENCE OF OR APPLICABILITY THERETO OF PATENT OR TMDEI. NAS577 -- S&P Global Engineering Solutions NAS577. ends may be flat or flanged. 13 EA quantity in stock from 3 warehouse lines in NS condition. June 18, 1999SkyGeek welcomes international orders! Please note: such orders are funneled into our NY warehouse and may take an extra 7-10 days to process. Characteristic. It is essential for functionality, contains no personally identifiable info and is not shared or used for any other purpose. A leading provider of airplane parts and supplies. Access to over 55,000 standards specifications. MS 24667-Z Hexagon Socket Flat Head Cap Screws. NAS577-4F LOCK NUT available at BoeingDistribution. Our database of 85M lines of inventory includes parts like NAS57712A NUT from multiple manufacturersNAS577 datasheet, NAS577 PDF, NAS577 Pinout, Equivalent, Replacement - Nut / Self-Locking - AIA, Schematic, Circuit, ManualNAS577-5A: 9: XX: E: 80205: Close Window. Reference # : 113NAS577-4. For more information visit our web site at rbcbearings. NE: New. 16. Thread: 3/8-24, floating. Quick Information about NAS577-7A. In some cases a proprietary airframe or engine manufacturer's part number may be assigned to identify the same part which was actually manufactured by a different component OEM. Quantity Needed: NAS5774. This document references: ASME Y14. TECHNICAL OPERATIONS COUNCIL MEMORANDUM. Get Shipping Estimate . Plating, High Strength Steels, Cadmium. Design Holder NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA. 4ARKS RIGHTS. In some cases a proprietary airframe or engine manufacturer's part number may be assigned to identify the same part which was actually manufactured by a different component OEM. 000-14 un!i-38 inactive for design after nov. AFI specializes i. Available as NAS577. Electrical Contact part number 46239T9 Consists of two (2) parts-fscm 55561, pn 46237 and pn 46238-joined with adhesive alpha cyanoacrylate; one (1) securing hole in body; all characteristics data proprietary NSN 5999-01-130-6261. Search Government, Military, and NASA Handbooks. Our database of 85M lines of inventory includes parts like NAS5777 NUT from multiple manufacturersNAS577-4A: Any: Any: 0 : Alternative parts for NAS577-4A. Thread Size: 27/64", Nut Length: 7/8", Nut Height: 5/8. NSN: 5310-00-809-7632 (5310008097632)Buy NAS577:2016 NUT, SELF-LOCKING, BARREL, FLOATING, 180 KSI FTU from SAI GlobalNas577. Thread: 3/8-24, self locking, heat resistant to 1200 degrees, silver plated, stainless steel, locknut, MS20500 series nut Item #: NAS577 NAS577. Monroe Aerospace is a stocking distributor of NAS577-9A and other mil-spec hardware including aerospace nuts. Part Number NAS577-7A is a NUT,SELF-LOCKING,BARREL manufactured or catalogued by Leonardo Company. You may contact us by phone at +1 (904) 543-6395 or email us using our contact form. BHT-ALL-SPM 2-00-00 16 FEB 2007 Rev. 5 - Dimensioning and Tolerancing. Quick Information about NAS577-5F. Current. 6041 Series Tapered Ultrasert. Part Number NAS577-10 described as Nut Self Locking Barrel with NSN 5310005574722 with FSC 5310 Nuts and Washers by Manufacture National Aerospace Standards is available in stock. NAS577B12A Price: buy now. 160", cadmium plated alloy steel. Order Toll Free Email Sales Dept. Veritable Aviation is your source for Messier-Dowty aviation parts like Plate, Nut, Conduit S/A, Pin, Bush. Material Composition ALLOY STEEL. comNAS577 & 578 NAS679 thru 698 NAS1021 thru 1029 NAS1067 & 1068 NAS1291 NAS1473 & 1474 NAS1791 thru 1794 NSA5050 NSA5054 NSA5059 & 5060 NSF8804 ST3M442 & 443 ST3M719 thru 721. fLandmark Mark at Seattle 09 06 02. 65. National Aerospace Standard NAS577B4A Nut. com. thread: 1/4-28, NAS577 series nut * Manufacturer certifications are shipped with your order FREE of charge Order this part online Additional Information SKU / Model: NAS577B4A Minimum Qty (MOQ): 1 NSN: 5310-01-232-3542 ECCN: EAR99 National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3) * See page 2 for technical characteristics53. Technical specifications including alternate part number information should be used as a guideline only and are subject to Allaero's terms and conditions. S&P Global Engineering Solutions; Done. ECCN # EAR99. Request an instant quote for required aviation part number related with Barrel Nut Floating Self. NAS577-B8A part is available with FSC 5310 Nuts and Washers with no minimum order quantity. These airframe, engine and accessory parts are generally. 0010 SPECIFIED IN TABLE Material options: Aluminum bronze, beryllium copper, alloy steel, CRES Finish. This specification outlines the procedures to be followed in the cadmium plating of fasteners and fittings fabricated of non-corrosion resistant steel in the heat treat ranges of 180,000 to 220,000. This content and associated text is in no way sponsored by or affiliated with any. NAS577. Monroe Aerospace is a stocking distributor of NAS577B4A and other mil-spec hardware including aerospace nuts. 👋 Hi, I’m ANAS. NAS577 - NUT, SELF-LOCKING, BARREL, FLOATING, 180 KSI Ftu Published by AIA/NAS on April 30, 2021Shop Boeing for Aviation NUT. NAS577-7A. April 30, 2021Part Number NAS577-6A is a BARREL NUT, FLOATING, SELF-LOCKING manufactured or catalogued by Hawker Beechcraft (Textron). 5310-00-839-2017. Published by ASME on January 1, 2018. Image Data Sheet Manufacturer Part Number Product Type Quantity Availability Price Condition Full Description; MIL: NAS577-4: 10: Available + add to RFQ. 103Kb / 2P. md. Part Alternates: NAS57717A, NAS577-17A, NAS577B17A , 5310-00-810-2967, 00-810-2967, 5310008102967, 008102967 Hardware and Abrasives | Nuts and Washers Supply Group (FSG)alphabetical listing – nas-misc quality parts thru a quality system™ nas nas43 nas75 nas333 nas334 nas387 nas390 nas391nas577, nas577 datasheet pdf, nas577 data sheet, Datasheet4U. Request Quote. Guaranteed on-time delivery. SL4001-16. Our database of 85M lines of inventory includes parts like NAS5779A NUT,SELF-LOCKING,BARREL from multiple manufacturersNAS577 - NUT, SELF-LOCKING, BARREL, FLOATING, 180 KSI Ftu. Add to Cart. In some cases a proprietary airframe or engine manufacturer's part number may be assigned to identify the same part which was actually manufactured by a different component OEM. These airframe, engine. Detail. NUT PLAIN CLINCH. Our Price: $2. NAS577-9A NSN part is available under FSC 5310 Nuts and Washers. NAS577B4A STEEL BARREL NUT LUBE. Price Per Each. Valves Handling, Hauling, Receipt Tests and Storage. For use with 125 KSI to 260 KSI ultimate tensile strength bolts. NAS1291Model NAS577-5A. Nut and Bolt Retainer 5307-01-602-3662, Length: 1in. GRIP HEIGHT. NAS1587. 553 INCHES MAXIMUM. Find Online Inventory from Our Catalog of Active And Passive Electronic components from over 700 Manufacturers. RFQ 1 per pack. Add item to quote. Part Number NAS577-5A is a NUT,SELF-LOCKING,BARREL manufactured or catalogued by Leonardo Company. ZIP. Publication Date. 24 Thread Series: Unjf (fine thread with external controlled root radius) Thread Class: 3b Thread Direction: Right-hand Surface Treatment: Cadmium and chromate Surface. Home. Materials Science. AFI specializes i - NAS577-4A NUT PLATE | Aircraft Fasteners is an authorized distributor for the premier aerospace fastener manufacturers of Nut Plate NAS577-4A. 344 inches nut and 0. 41 Each 1 per pack. NUT HEIGHT. Washer Plain and Csk, 1200 Degrees F. TECHNOLOGIES Highland Avenue Jenkintown, PA 19046 215-572-5000 FAX: 215-572-5565 5195 W. SCOPE AND CLASSES This specification defines the requirements for corrosion resistant steel externally threaded fasteners procured under part numbers listed on drawings which refer. 85. NAS577. Status. Manufacturer: List of Unclassifed Manufacturers. October 1, 2015. NAS1587. Design Holder Cage Code 80205. Each delivered OEM part will meet the original manufacturer’s specification or, if the part is not an OEM part, it will meet or exceed the original manufacturer’s specification. A - NAS577-6A NUT, SELF-LOCKING, 3/8-24 | Aircraft Fasteners is an authorized distributor for the premier aerospace fastener manufacturers of Nut Plate NAS577-6A. Join 9,340,000 engineers with over 4,840,000 free CAD files Join the Community. AM 09 06 02 – v. Our database of 85M lines of inventory includes parts like NAS5777A NUT from multiple manufacturers 80205, - NING?N FABRICANTE -Our database of 85M lines of inventory includes parts like NAS57710A NUT from multiple manufacturers 80205, WH50NAS577-6A - BOLT by Gulfstream Aerospace for Airframe. Description; Specs; Reviews (0) Description. com ·. This document references: ASME Y14. Washer Plain and Csk, 1200 Degrees F. Shur-Lok 2541 White Road Irvine, CA 92614 Phone: +1 (949) 474-6000 sales@shur-lok. This is a Nut Self Locking Barrel with NSN 5310008021268 manufactured by Alcoa Global Fasteners Inc. NAS577 REV 18 NAS577REV18: 5310-01-706-5779: Nut, Self-Locking, Barrel: Thread Class: 3B Thread Direction: Right-hand Locking Feature: Prevailing torque all metal design: 80205: Quote. 16. This content and associated text is in no way sponsored by or affiliated with any. Plating, High Strength Steels, Cadmium. Barrel Self-locking Nut part number NAS577-5A NSN 5310-00-839-2017. $1. NAS577-16A / Nut,self-locking,barrel What is the formal definition of this item? A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. New: NAS577-4A: MANUFACTURER MIL . There is no abstract currently available for this document. MS 24669 Hexagon Socket Flat Head Cap Screws. Barrel nut thread 3/8-24, 5310-01-255-6579. All Sizes, All. ECCN: EAR99. NAS577 June 18, 1999 Nut, Self. Premier Vendor. Categories in this series are bolts, screws, nuts, bushings, rings, o-rings, washers, brackets Call 1 (904) 543-6395 or Email Us | QuoteProprietary Part NO. In some cases a proprietary airframe or engine manufacturer's. Barrel Nuts Documents. An integral feature is incorporated for locking on the threads of a mating member. NSN 5310-00-839-2017. Material Composition ALLOY STEEL. Material Composition ALLOY STEEL. CONFORMANCE OF ITEMS PRODUCED UNDER NATIONAL AEROSPACE STANDARDS. RFQ 2 per pack. . Ship from 7 warehouses. Items: 90 View Items. in note 2. NAS577-4F LOCK NUT available at BoeingDistribution. $39. Quantity: Pre-packaged bag qty: 1 ea. Quote for NAS577B6A by Alcoa Global Fasteners Inc. 1982. NAS577B7A Plain Hexagon Nut. Thread: 1/2-20, length: 1", NAS577 series nut.