The Pin,grooved,headless, cataloged under National Stock Number 5315-01-256-0480, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-256-0480 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES OUTSIDE DIAMETER |
| Undercut Width | 0.029 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Undercut Diameter | 0.2285 INCHES MINIMUM AND 0.2315 INCHES MAXIMUM IN |
| First End Location | SQUARE END |
| Surface Treatment Document and Classification | QQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| First End Style | SQUARE |
| Style Designator | GROOVE |
| Material Document and Classification | ASTM A269 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.2488 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM IN |
| Second End Relationship with First End | IDENTICAL |
| Effective Length | 0.511 INCHES NOMINAL IN |
| Second Undercut Width | 0.029 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 304 OVERALL |
| 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 |
|---|---|
| 2078994-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-256-0480 is a Pin,grooved,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-256-0480: Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER; Undercut Width: 0.029 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Undercut Diameter: 0.2285 INCHES MINIMUM AND 0.2315 INCHES MAXIMUM IN; First End Location: SQUARE END. 14 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.