The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-263-2239, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-263-2239 |
| Primary Part Number | 5978947-1 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shank Diameter | 0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Undercut Width | 0.062 INCHES NOMINAL IN |
| First End Taper Length | 0.060 INCHES NOMINAL IN |
| Undercut Diameter | 0.291 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN |
| First End Location | CHAMFERED END |
| First End Style | CHAMFERED |
| Shank Length | 0.375 INCHES NOMINAL IN |
| Style Designator | UNDERCUT |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Shoulder Diameter | 0.500 INCHES NOMINAL IN |
| Second End Style | SQUARE |
| Material | STEEL COMP 410 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5978947-1 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5315-01-263-2239 is a Pin,shoulder,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-263-2239 has 1 manufacturer part number on file: 5978947-1 (Naval Sea Systems Command).
Key specifications for 5978947-1: Shank Diameter: 0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Undercut Width: 0.062 INCHES NOMINAL IN; First End Taper Length: 0.060 INCHES NOMINAL IN; Undercut Diameter: 0.291 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN. 13 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.