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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. WASHER,FLAT NSN 5310-00-167-0803 P/N 145-4510955-56 · 330005B · NAS1149C0563R · FFW92 · +34 more
  2. NUT,SELF-LOCKING,HEXAGON NSN 5310-00-050-6646 P/N 5486661 ITEM 78 · 15-3820 PC 18-E · 15-3819 PC 18 · 15-3818 PC 25 · +34 more
  3. WASHER,SEAL NSN 5310-01-273-6863 P/N 993 3301 · 993 3301 · 981-8367 · 981-8367 · +33 more
  4. WASHER,FLAT NSN 5310-00-880-5976 P/N 2074181-3406 · 36038-3410 · 98019A315 · 0218-0806 · +33 more
  5. WASHER,FLAT NSN 5310-00-809-8546 P/N 446160 · D301079 FIND NO 43 · D301080 FIND NO 39 · D301087 FIND NO 43 · +33 more
  6. NUT,PLAIN,HEXAGON NSN 5310-00-763-8920 P/N 12387305-20 · 01857-009 · 16A4C7 · 859326-00 · +33 more
  7. WASHER,LOCK NSN 5310-00-550-3715 P/N 100354-3 · 3869-0183 · 5006-21 · 750431-003 · +33 more
  8. WASHER,FLAT NSN 5310-00-420-3399 P/N 188081PC101 · 187694PC101 · IR3000-30-101 · 185424PC101 · +33 more
  9. WASHER,FLAT NSN 5310-00-292-7622 P/N 389177PCT3 · 389031PCV3 · K1-6800-999669PCL3 · 490282CSPCN2914 · +33 more
  10. WASHER,LOCK NSN 5310-00-274-8715 P/N 91X6R · GP34805S2 · 115109 · N405P11B11 · +33 more
  11. WASHER,FLAT NSN 5310-00-274-4541 P/N 1229D108 · 4G0678 · 7085130 · 1229D108 · +33 more
  12. WASHER,KEY NSN 5310-00-186-0984 P/N N28 · W28 · MB1283PC4 · MB1702-6PC4 · +33 more
  13. NUT,PLAIN,ROUND NSN 5310-00-185-6346 P/N 401367-522 · 25065D96 · N-13 · N13 · +33 more
  14. WASHER,RECESSED NSN 5310-00-149-9146 P/N 809086-00 · 410050020 · 36398-00 · MS20002C6 · +33 more
  15. NUT,PLAIN,HEXAGON NSN 5310-00-012-0377 P/N 33799S2 · 1121495 · 120377 · 120377 · +33 more
  16. WASHER,LOCK NSN 5310-00-010-6496 P/N B20500-2 · P1071 · 34802S · 106496 · +33 more
  17. NUT,PLAIN,HEXAGON NSN 5310-01-201-1179 P/N QQ-N-281CLBCD OR HF 1.62-8N-3B · PL-11256-F-18 ITEM 179A · 11256-H-18 ITEM 179A · 11830-H-18 ITEM 179A · +32 more
  18. NUT,PLAIN,HEXAGON NSN 5310-00-935-1256 P/N 644-1150PCF22 · 644-1142PCF28 · 644-1605PCF21 · 644-1146PCF28 · +32 more
  19. NUT,PLAIN,HEXAGON NSN 5310-00-913-8881 P/N 203MS052P013 · 859279-00 · 203MS052P013 · 125-4510928-41 · +32 more
  20. NUT,SELF-LOCKING,PLATE NSN 5310-00-843-7635 P/N ES3958-02 · 810AS2274 · MF6001-06 · 575R784H09 · +32 more
  21. NUT,SELF-LOCKING,EXTENDED WASHER NSN 5310-00-807-1476 P/N MS21042-L5 · FN12M054 · MS21042-L5 · MS21042-L5 · +32 more
  22. WASHER,LOCK NSN 5310-00-764-5694 P/N 1900788 · 121841 · 1904623 · 1913982 · +32 more
  23. NUT,SELF-LOCKING,HEXAGON NSN 5310-01-670-4616 P/N 7383858-H5470290-080 · 7550477-G5473100-096 · 167-7108111-156 · 7383858-H5471902A-36 · +32 more
  24. NUT,SELF-LOCKING,HEXAGON NSN 5310-01-540-9436 P/N 167-7107111-3 · 7550477-G5473100-0110 · 7383858-H5471902A-83 · 167-7108111-12 · +32 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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