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Home/Military Standard parts/Fasteners & Fastening Hardware/FSC 5310
Category // FSC 5310 · 173,555 items

Nuts and Washers

Plain and self-locking hexagon nuts, round nuts, and lock, key, and flat washers.

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173,555 items

  1. NUT,PLAIN,ROUND NSN 5310-00-185-6425 P/N EM518122 · EM518125 · 16841A · N04 · +43 more
  2. NUT,PLAIN,HEXAGON NSN 5310-00-012-2230 P/N X80P · 33911S · 122230 · 122230 · +43 more
  3. NUT,PLAIN,HEXAGON NSN 5310-00-012-1932 P/N 322660PC238 · 121932 · 330869SH1ITEM48 · 332407SH4ITEM13 · +43 more
  4. NUT,SELF-LOCKING,HEXAGON NSN 5310-00-595-7468 P/N 345-212-2004 · F22NM-256 · 135AS1202 · 222NM-26 · +42 more
  5. NUT,ROUND NSN 5310-00-391-7976 P/N 3-858APC29 · 4-9ST · 9222PC25 · 14086A · +42 more
  6. NUT,PLAIN,HEXAGON NSN 5310-00-297-8935 P/N 56012 · N26181PC23 · N31233PC11 · N20133PC11 · +42 more
  7. WASHER,FLAT NSN 5310-00-266-4976 P/N MF37000BPC20 · MF37000PCN · DE27484PCN · DE27661CPCN · +42 more
  8. NUT,PLAIN,HEXAGON NSN 5310-00-208-3786 P/N 23776-0021 · 70202ADX · 10125103M · 2089452-3402 · +42 more
  9. NUT,PLAIN,ROUND NSN 5310-00-185-6340 P/N 800024PC65 · 91400PC42 · 800918PC31 · 800922PC31 · +42 more
  10. NUT,PLAIN,HEXAGON NSN 5310-00-012-0622 P/N 20501-7 · 120622 · 7374197 · 7417863 · +42 more
  11. NUT,PLAIN,SINGLE BALL SEAT,HEXAG NSN 5310-00-880-2005 P/N NIR25RH · 37891 · 11286 · 1199M117 · +41 more
  12. NUT,SELF-LOCKING,HEXAGON NSN 5310-00-595-7421 P/N 770-322 · 122-5588687 PC 46 · 701-4323732 SH 69 PC 80 · 701-6938562 SH 1 PC 44 · +41 more
  13. NUT,IMPELLER NSN 5310-00-394-6388 P/N 4700-31353333PC5 · 4700-31353333PC5-26 · 4700H3109539PC5-26 · K1-5900-1602043ITEM3 · +41 more
  14. WASHER,FLAT NSN 5310-00-290-1464 P/N B5148ITEM6 · B4888ITEM13 · B4774ITEM53 · B5147ITEM6 · +41 more
  15. NUT,PLAIN,HEXAGON NSN 5310-00-275-1881 P/N E8517552PC14 · A8501093 · E8517843 · E8521295 · +41 more
  16. WASHER,FLAT NSN 5310-00-188-9682 P/N 8500244 · A4908PC31 · A8500244 · A4904PC31 · +41 more
  17. NUT,PLAIN,ROUND NSN 5310-00-185-6520 P/N 5190407 · N32320PCM1069 · N32250PC88 · N1062PCM1069 · +41 more
  18. WASHER,FLAT NSN 5310-00-167-0820 P/N 801171-00 · 839342-00 · 5544138-1 · 48488 · +41 more
  19. WASHER,LOCK NSN 5310-00-616-3555 P/N 100354-5 · 617079 · 8599462-006 · 2810102-002 · +40 more
  20. NUT,PLAIN,CAP NSN 5310-00-216-7579 P/N 34BF2E30CPC10 · 37F1 1-2E30CPC10 · 34F1 1-2E30CPC10 · 31F2E30CPC11 · +40 more
  21. NUT,PLAIN,ROUND NSN 5310-00-208-2817 P/N SL5565PC22 · RW39710PC20 · SL3869PC32 · SL6223PC22 · +40 more
  22. WASHER,FLAT NSN 5310-00-167-0804 P/N GW10C-616 · 004-003081-038 · A-807828C ITEM 3 · D800660 · +40 more
  23. NUT,SELF-LOCKING,HEXAGON NSN 5310-00-614-3500 P/N 345-242-0008 · 68-1660-440 · 85994200-06 · 101496-05 · +39 more
  24. WASHER,LOCK NSN 5310-00-576-5752 P/N 1000349 · 121801 · N404P19C17 · 456319 · +39 more

Ranked by how many manufacturer cross-references are on file. Every item is quote-only — the federal record carries no price and no stock, and Atlas publishes neither. Browsing stops at page 500 of this class — past that, search by number. Send a whole list →

Questions about Nuts and Washers

What does federal supply class 5310 cover?

Federal supply class 5310 covers nuts and washers. Items filed here include plain hexagon and round nuts, self-locking hexagon nuts, lock washers, key washers, and flat washers.

How is a part in federal supply class 5310 identified?

The kind of nut or washer is part of the item name on each federal record. The NSN carries the characteristics on file for that exact part, and the part numbers cross-referenced to it let a buyer work from an MS number, a manufacturer number, or a drawing callout. Each item in the class has its own National Stock Number (NSN) record, listed above.

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