The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-276-7571, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-276-7571 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| First Step Diameter | 1.250 INCHES NOMINAL IN |
| First End Location | THREADED END |
| Third Step Diameter | 0.3750 INCHES NOMINAL IN |
| Hole Arrangement Style | ONE END DRILLED |
| Thread Length | 0.520 INCHES NOMINAL IN |
| First End Style | SQUARE |
| First Hole Diameter | 0.106 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN |
| Second Step Length | 3.000 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | AMS 5659 TY 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3750 INCHES IN |
| First Step Length | 0.100 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Material | STEEL COMP XM-12 OVERALL |
| Thread Series Designator | UNF |
| Distance From Centerline of Hole to End of Pin | 0.190 INCHES NOMINAL IN |
| Third Step Length | 0.620 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 |
|---|---|
| 413-11192-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-276-7571 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-276-7571: First Step Diameter: 1.250 INCHES NOMINAL IN; First End Location: THREADED END; Third Step Diameter: 0.3750 INCHES NOMINAL IN; Hole Arrangement Style: ONE END DRILLED. 19 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.