The Key,machine, cataloged under National Stock Number 5315-01-159-8658, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-159-8658 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Key Chamfer Angle | 45.0 DEGREES NOMINAL |
| Mounting Hole Type and Quantity | 1 PLAIN AND 2 THREADED-COUNTERSUNK |
| Starting Edge Shape | CHAMFERED |
| Material Document and Classification | QQ-C-465 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.310 INCHES NOMINAL IN |
| Distance From Mounting Hole Center to End | 2.500 INCHES NOMINAL AND 3.500 INCHES NOMINAL AND 6.500 INCHES NOMINAL IN |
| Mounting Hole Thread Class | 2A A |
| Key Chamfer Length | 0.060 INCHES NOMINAL IN |
| Mounting Hole Nominal Thread Size | 0.312 INCHES IN |
| Countersink Angle | 90.0 DEGREES NOMINAL |
| Material | COPPER ALLOY OVERALL |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 520-4674721 ITEM 4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-159-8658 is a Key,machine, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-159-8658: Overall Height: 0.748 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Key Chamfer Angle: 45.0 DEGREES NOMINAL; Mounting Hole Type and Quantity: 1 PLAIN AND 2 THREADED-COUNTERSUNK; Starting Edge Shape: CHAMFERED. 12 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.