The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-059-6641, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-059-6641 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| First End Taper Length | 0.060 INCHES NOMINAL IN |
| First End Location | TAPERED END |
| Third Step Diameter | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.495 INCHES NOMINAL IN |
| First End Style | POINTED |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| Second Step Length | 0.105 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| First End Taper Angle | 60.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Second Step Diameter | 0.372 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| First Step Length | 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | SQUARE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 324 OVERALL |
| Thread Series Designator | UNF |
| Third Step Length | 0.555 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 |
|---|---|
| SMB587353 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-059-6641 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-059-6641: First End Taper Length: 0.060 INCHES NOMINAL IN; First End Location: TAPERED END; Third Step Diameter: 0.312 INCHES NOMINAL IN; Thread Length: 0.495 INCHES NOMINAL IN. 21 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.