The Key,machine, cataloged under National Stock Number 5315-01-239-9516, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is C. Crouthamel & Co., Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-239-9516 |
| Primary Part Number | C5078242-1 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | C. Crouthamel & Co., Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Key Chamfer Angle | 45.0 DEGREES NOMINAL |
| Starting Edge Shape | CHAMFERED |
| Style Designator | PLAIN |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Key Chamfer Length | 0.100 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 403 OR STEEL COMP 405 OR STEEL COMP 410 OR STEEL COMP 414 OR STEEL COMP 416 OR STEEL COMP 416SE OR STEEL COMP 420 OR STEEL COMP 430 OR STEEL COMP 430F OR STEEL COMP 431 OR STEEL COMP 430FSE OR STEEL COMP 440A OR STEEL COMP 440B OR STEEL COMP 440C OR STEEL COMP 442 OR STEEL COMP 446 OVERALL A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C5078242-1 | J and J Industries (USA) |
| C5078242-1 PRIMARY | C. Crouthamel & Co., Inc. (USA) |
| C5078242-1 | Acrodyne Mfg. Co (USA) |
| C5078242-1 | Southeastern Machine Co (USA) |
| Reference | Meaning |
|---|---|
| C5078242-1 | 5/9 Secondary reference Signals Warfare Project Manager |
| C5078242-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-239-9516 is a Key,machine, manufactured by C. Crouthamel & Co., Inc., classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-239-9516 has 4 manufacturer part numbers on file: C5078242-1 (J and J Industries), C5078242-1 (C. Crouthamel & Co., Inc.), C5078242-1 (Acrodyne Mfg. Co), C5078242-1 (Southeastern Machine Co).
Key specifications for C5078242-1: Overall Height: 0.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Key Chamfer Angle: 45.0 DEGREES NOMINAL; Starting Edge Shape: CHAMFERED. 8 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.