The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-050-4497, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-050-4497 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.270 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.270 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN |
| First End Taper Length | 0.040 INCHES NOMINAL IN |
| First End Location | BOTH ENDS |
| Hole Arrangement Style | ONE END DRILLED |
| Thread Length | 0.323 INCHES MINIMUM IN |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.077 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN |
| Shank Length | 0.375 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Style Designator | SHOULDER |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Shoulder Diameter | 0.3125 INCHES MINIMUM AND 0.3129 INCHES MAXIMUM IN |
| Second Shank Length | 0.375 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Material | STEEL COMP 321 OVERALL |
| Thread Series Designator | UNF |
| Distance From Centerline of Hole to End of Pin | 0.180 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 |
|---|---|
| 209-062-211-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-050-4497 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-050-4497: Shank Diameter: 0.270 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN; Second Shank Diameter: 0.270 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN; First End Taper Length: 0.040 INCHES NOMINAL IN; First End Location: BOTH ENDS. 20 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.