The Rivet,solid, cataloged under National Stock Number 5320-00-550-3281, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-550-3281 |
| Item Name | Rivet,solid |
| FSC / FSG | 5320 / 53 — Rivets |
| Status | ACTIVE |
| Shank Diameter | 0.188 INCHES NOMINAL IN |
| Head Height | 0.075 INCHES NOMINAL IN |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Material Document and Classification | MIL-W-7986 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLAT/TINNER'S |
| Nondefinitive Spec/std Data | A17S COMPOSITION AND T4 CONDITION |
| Shank Style | STRAIGHT |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2117 OVERALL |
| Head Major Diameter | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MILR5674ACOMPOSITIONA17S | 5/1 Secondary reference U.S. Government activity |
| AN442AD6-5 | 2/2 Government specification standardization U.S. Government activity |
| MILR5674AC0MP0SITI0NA17S | 5/9 Secondary reference U.S. Government activity |
NSN 5320-00-550-3281 is a Rivet,solid, classified under FSC 5320, Rivets. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 5320-00-550-3290, 5320-00-550-3294, 5320-00-550-3296. Verify interchangeability with system specifications before substitution.
Key specifications for 5320-00-550-3281: Shank Diameter: 0.188 INCHES NOMINAL IN; Head Height: 0.075 INCHES NOMINAL IN; Fastener Length: 0.312 INCHES NOMINAL IN; Material Document and Classification: MIL-W-7986 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.