The Pin,straight,headless, cataloged under National Stock Number 5315-00-478-0256, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-478-0256 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| First End Taper Length | 0.417 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-16232,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| First End Style | CHAMFERED |
| Hardness Rating | 47.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | ASTM A29 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 4.0 DEGREES MINIMUM AND 16.0 DEGREES MAXIMUM |
| Pin Overall Diameter | 1.0001 INCHES MINIMUM AND 1.0003 INCHES MAXIMUM IN |
| Pin Overall Length | 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Features Provided | CASEHARDENED |
| Surface Treatment | PHOSPHATE ZINC OVERALL |
| Shear Strength | 204000 DOUBLE POUND |
| Second End Style | RADIUS |
| Material | STEEL OVERALL |
| Second End Corner Radius | 0.125 INCHES MINIMUM AND 0.333 INCHES MAXIMUM 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 |
|---|---|
| MS16555-132 | 5/9 Secondary reference U.S. Government activity |
| MS16555-132 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-478-0256 is a Pin,straight,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5315-01-333-0924. Verify interchangeability with system specifications before substitution.
Key specifications for 5315-00-478-0256: First End Taper Length: 0.417 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-16232,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; First End Style: CHAMFERED; Hardness Rating: 47.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM OVERALL. 15 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.