The Key,machine, cataloged under National Stock Number 5315-01-451-2553, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5315-01-451-2553 |
| Primary Part Number | 52294 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-14072, E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | MIL-F-14072, E300 MIL SPEC SINGLE TREATMENT RESPONSE HANDLE |
| Mounting Hole Type and Quantity | 1 UNTHREADED-COUNTERSUNK |
| Style Designator | PLAIN |
| Material Document and Classification | QQ-S-763, COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Document and Classification | QQ-S-763, COND A FED SPEC SINGLE MATERIAL RESPONSE HANDLE |
| Mounting Hole Diameter | 0.154 INCHES NOMINAL IN |
| Distance From Mounting Hole Center to End | 0.187 INCHES NOMINAL IN |
| Mounting Hole Depth | 0.128 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE HANDLE |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Material | STEEL COMP 303 HANDLE |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5315-01-451-2553 is a Key,machine, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-451-2553 has 2 manufacturer part numbers on file: 052294 (L3 Technologies, Inc. Div L3 Keo), 52294 (L3 Technologies, Inc. Div L3 Keo).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-508-5055, 5310-01-620-9777. Verify interchangeability with system specifications before substitution.
Key specifications for 52294: Overall Height: 0.128 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-F-14072, E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment Document and Classification: MIL-F-14072, E300 MIL SPEC SINGLE TREATMENT RESPONSE HANDLE; Mounting Hole Type and Quantity: 1 UNTHREADED-COUNTERSUNK. 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.
NSN 5315-01-451-2553 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.