The Key,machine, cataloged under National Stock Number 5315-00-281-8710, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-281-8710 |
| Primary Part Number | 3224704 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| Key Chamfer Angle | 45.0 DEGREES NOMINAL |
| Mounting Hole Type and Quantity | 2 THREADED |
| Starting Edge Shape | CHAMFERED |
| Style Designator | PLAIN |
| Material Document and Classification | MIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Distance From Mounting Hole Center to End | 0.625 INCHES NOMINAL AND 2.359 INCHES NOMINAL IN |
| Mounting Hole Thread Class | 3B |
| Key Chamfer Length | 0.094 INCHES NOMINAL IN |
| Mounting Hole Nominal Thread Size | 0.375 INCHES IN |
| Mounting Hole Depth | 0.750 INCHES NOMINAL IN |
| Material | STEEL 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 |
| Part Number | Manufacturer |
|---|---|
| 3224704 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3224704 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
NSN 5315-00-281-8710 is a Key,machine, manufactured by Hatch & Kirk, Inc., classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-281-8710 has 1 manufacturer part number on file: 3224704 (Hatch & Kirk, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-120-9678, 5330-01-124-8927. Verify interchangeability with system specifications before substitution.
Key specifications for 3224704: Overall Height: 0.7475 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN; Key Chamfer Angle: 45.0 DEGREES NOMINAL; Mounting Hole Type and Quantity: 2 THREADED; 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.