The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-421-9507, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-421-9507 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN |
| First End Taper Length | 0.031 INCHES NOMINAL IN |
| First End Location | SHANK END |
| Hole Arrangement Style | ONE END DRILLED |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.172 INCHES NOMINAL IN |
| Shank Length | 2.250 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Shoulder Diameter | 0.750 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Second End Style | SQUARE |
| Material | STEEL OVERALL |
| Distance From Centerline of Hole to End of Pin | 1.812 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 |
|---|---|
| 3041311 | 3/9 Design control — primary reference Metcalf Machine Inc |
NSN 5315-00-421-9507 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-421-9507: Shank Diameter: 0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN; First End Taper Length: 0.031 INCHES NOMINAL IN; First End Location: SHANK END; Hole Arrangement Style: ONE END DRILLED. 15 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.