The Key,machine, cataloged under National Stock Number 5315-01-021-0641, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-021-0641 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Key Chamfer Angle | 45.0 DEGREES NOMINAL |
| First Flat Length | 1.212 INCHES MINIMUM AND 1.214 INCHES MAXIMUM IN |
| Starting Edge Shape | CHAMFERED |
| Style Designator | STEPPED |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Key Chamfer Length | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN |
| Shear Strength | 180000 SINGLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP 4130 OVERALL |
| Flat Height | 0.244 INCHES MINIMUM AND 0.245 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 |
|---|---|
| 69-54204- 1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-021-0641 is a Key,machine, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-021-0641: Overall Height: 0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN; Key Chamfer Angle: 45.0 DEGREES NOMINAL; First Flat Length: 1.212 INCHES MINIMUM AND 1.214 INCHES MAXIMUM IN; Starting Edge Shape: CHAMFERED. 9 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.