The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-351-1979, 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 17 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 | 5315-01-351-1979 |
| Primary Part Number | 583-6743673 PC40 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Taper Length | 0.062 INCHES NOMINAL IN |
| First Step Diameter | 1.997 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN |
| First End Location | SHANK END |
| Third Step Diameter | 1.624 INCHES MINIMUM AND 1.628 INCHES MAXIMUM IN |
| Second End Taper Angle | 45.0 DEGREES NOMINAL |
| First End Style | CHAMFERED |
| Second Step Length | 1.562 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.062 INCHES NOMINAL IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Second Step Diameter | 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN |
| First Step Length | 2.500 INCHES NOMINAL IN |
| Second End Style | CHAMFERED W/THRU HOLE |
| Material | STEEL COMP 630 OVERALL |
| Third Step Length | 1.813 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 |
| Part Number | Manufacturer |
|---|---|
| 583-6743673 PC40 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5315-01-351-1979 is a Pin,shoulder,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-351-1979 has 1 manufacturer part number on file: 583-6743673 PC40 (Naval Sea Systems Command).
Key specifications for 583-6743673 PC40: First End Taper Length: 0.062 INCHES NOMINAL IN; First Step Diameter: 1.997 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN; First End Location: SHANK END; Third Step Diameter: 1.624 INCHES MINIMUM AND 1.628 INCHES MAXIMUM IN. 17 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.