The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-877-3158, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-877-3158 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.481 INCHES NOMINAL IN |
| Second Shank Diameter | 0.500 INCHES NOMINAL IN |
| First End Taper Length | 0.070 INCHES NOMINAL IN |
| First End Location | BOTH ENDS |
| Surface Treatment Document and Classification | QQ-P-416 TY1 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Second End Taper Angle | 47.0 DEGREES NOMINAL |
| Thread Length | 2.920 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Shank Length | 1.570 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | MIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.070 INCHES NOMINAL IN |
| First End Taper Angle | 43.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Shoulder Diameter | 1.125 INCHES NOMINAL IN |
| Second Shank Length | 3.100 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 215-00501-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-877-3158 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-877-3158: Shank Diameter: 0.481 INCHES NOMINAL IN; Second Shank Diameter: 0.500 INCHES NOMINAL IN; First End Taper Length: 0.070 INCHES NOMINAL IN; First End Location: BOTH ENDS. 23 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.