The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-049-0161, 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23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-049-0161 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.312 INCHES NOMINAL IN |
| Second Shank Diameter | 0.312 INCHES NOMINAL IN |
| Surface Finish | 125.000 MICROINCHES OVERALL |
| First End Taper Length | 0.050 INCHES NOMINAL IN |
| First End Location | SHORT SHANK END |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.300 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Shank Length | 0.360 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Second End Outer Radius | 0.060 INCHES NOMINAL IN |
| Second Shank Length | 0.590 INCHES NOMINAL IN |
| Shoulder Width Across Flats | 0.437 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | ROUND |
| Thread Class | 3A A |
| Material | STEEL COMP 303S 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 |
|---|---|
| P045-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-049-0161 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-049-0161: Shank Diameter: 0.312 INCHES NOMINAL IN; Second Shank Diameter: 0.312 INCHES NOMINAL IN; Surface Finish: 125.000 MICROINCHES OVERALL; First End Taper Length: 0.050 INCHES NOMINAL IN. 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.