The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-332-0668, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-332-0668 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.309 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.342 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN |
| First End Location | THREADED END |
| Second End Taper Angle | 30.0 DEGREES NOMINAL |
| Thread Length | 0.450 INCHES NOMINAL IN |
| First End Style | SQUARE |
| Shank Length | 0.100 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.240 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Second Shank Length | 0.200 INCHES NOMINAL IN |
| Shoulder Width Across Flats | 0.500 INCHES NOMINAL IN |
| Second End Tip Radius | 0.060 INCHES NOMINAL IN |
| Second End Style | CHAMFERED |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 3-61042-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-332-0668 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2510-01-579-9278. Verify interchangeability with system specifications before substitution.
Key specifications for 5315-00-332-0668: Shank Diameter: 0.309 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Second Shank Diameter: 0.342 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN; First End Location: THREADED END; Second End Taper Angle: 30.0 DEGREES NOMINAL. 18 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.