National Stock Number
Assembled Washer Plain Nut — Nuts and Washers (FSC 5310) · Part No. MS21244-12
| National Stock Number | 5310-01-097-8010 |
|---|---|
| Item name | Assembled Washer Plain Nut |
| Part number (commercial reference) | MS21244-12 |
| Alternate references | NASM21244 |
| Unit of issue | EA |
| NIIN | 010978010 |
| NIIN assigned by | United States (NCB code 01) |
| Federal Supply Class (FSC) | 5310 — Nuts and Washers |
| Federal Supply Group (FSG) | 53 — Hardware and Abrasives |
| Unit price (USD) | $6.13 |
| Country of origin | Türkiye (Turkey) |
| Lead time | Within 90 days of order |
| Minimum order | May apply — confirm on quote |
| Documentation | Source documentation provided on all orders |
Characteristics decoded from the federal cataloging record for this assembled washer plain nut. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Hardness Rating | 80.0 Rockwell B Minimum And 32.0 Rockwell C Maximum |
|---|---|
| Material | Steel Comp 1005 Nut Or Steel Comp 1006 Nut Or Steel Comp 1008 Nut Or Steel Comp 1009 Nut Or Steel Comp 1010 Nut Or Steel Comp 1011 Nut Or Steel Comp 1012 Nut Or Steel Comp 1013 Nut Or Steel Comp 1015 Nut Or Steel Comp 1016 Nut Or Steel Comp 1017 Nut Or Steel Comp 1018 Nut Or Steel Comp 1019 Nut Or Steel Comp 1020 Nut Or Steel Comp 1021 Nut Or Steel Comp 1022 Nut Or Steel Comp 1023 Nut Or Steel Comp 1524 Nut Or Steel Comp 1025 Nut Or Steel Comp 1026 Nut Or Steel Comp 1527 Nut Or Steel Comp 1029 Nut Or Steel Comp 1030 Nut Or Steel Comp 1033 Nut Or Steel Comp 1034 Nut Or Steel Comp 1035 Nut Or Steel Comp 1536 Nut Or Steel Comp 1037 Nut Or Steel Comp 1038 Nut Or Steel Comp 1039 Nut Or Steel Comp 1040 Nut Or Steel Comp 1541 Nut |
| Surface Treatment | Cadmium Nut And Chromate Nut |
| Surface Treatment | Passivate Washer |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
Internally threaded fasteners (hex nuts, lock nuts, castle nuts, wing nuts, self-locking nuts) and washers (flat, lock, spring, and special washers) used to distribute load and secure threaded assemblies.
Price in context. Across the 1,144 items we currently stock in FSC 5310 (Nuts and Washers), published unit prices run from $0.12 to $68,673.00. At $6.13, this item sits below the class median of $8.76.
Stock activity. This item has appeared once in our supplier stock feed, most recently listed 2026-08-21, with a lot quantity of 696 units. Listing activity is a practical signal of ongoing availability; confirm current stock and firm pricing on your quote.
Typical applications. Paired with screws, bolts, and studs across every mechanical assembly; washers used for load distribution, spacing, and vibration resistance.
Applicable standards. ASME B18.2.2 / B18.16, B18.21 / B18.22, NASM/MS series; steel, stainless, and self-locking (nylon-insert and all-metal) designs.
NSN 5310-01-097-8010 is supplied by Quick Brown Fox Solutions as a stock resale item. For custom-manufactured or prototype parts to your print, see our U.S.-based CNC machining services.
Country of origin: Türkiye (Turkey). Turkey is a NATO ally and a normal-trade-relations partner of the United States, and Turkish-origin end items are eligible for a wide range of U.S. federal and DLA procurements.
TAA note: Turkey is not a Trade Agreements Act (TAA) designated country, so these items are generally not eligible for TAA-covered solicitations. They are offerable under the Buy American Act and many non-TAA DLA buys. Buyers are responsible for confirming the origin requirements of their specific solicitation.
Full country-of-origin and source documentation is provided with every order. Fulfillment within 90 days of order. Minimum order may apply.
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