The Key,machine, cataloged under National Stock Number 5315-00-758-2597, 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14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-758-2597 |
| 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 | 0.570 INCHES NOMINAL IN |
| Mounting Hole Type and Quantity | 1 PLAIN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Starting Edge Shape | CHAMFERED |
| Style Designator | STEPPED |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.062 INCHES NOMINAL IN |
| Distance From Mounting Hole Center to End | 0.090 INCHES NOMINAL IN |
| Key Chamfer Length | 0.030 INCHES NOMINAL IN |
| Mounting Hole Depth | 0.220 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 4130 OVERALL |
| Flat Height | 0.220 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 |
|---|---|
| 42801C36 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-758-2597 is a Key,machine, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-758-2597: Overall Height: 0.281 INCHES NOMINAL IN; Key Chamfer Angle: 45.0 DEGREES NOMINAL; First Flat Length: 0.570 INCHES NOMINAL IN; Mounting Hole Type and Quantity: 1 PLAIN. 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.