The Key,machine, cataloged under National Stock Number 5315-01-294-6838, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-294-6838 |
| Primary Part Number | 5189957 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-81773 WITH FEDERAL STANDARD 595 NUMBER 17875,COLOR INSIGNIA WHITE MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| First Flat Length | 1.590 INCHES NOMINAL IN |
| Mounting Hole Type and Quantity | 1 THREADED AND 2 UNTHREADED-COUNTERBORED |
| Starting Edge Shape | STRAIGHT |
| Style Designator | STEPPED |
| Material Document and Classification | AMS 5640,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.297 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN |
| Distance From Mounting Hole Center to End | 0.500 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Counterbore Depth | 0.310 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Mounting Hole Thread Class | 2B |
| Counterbore Diameter | 0.437 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Mounting Hole Nominal Thread Size | 0.250 INCHES IN |
| Mounting Hole Depth | 1.140 INCHES MINIMUM AND 1.220 INCHES MAXIMUM IN |
| Surface Treatment | PLASTIC POLYURETHANE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| Flat Height | 0.590 INCHES NOMINAL IN |
| Mounting Hole Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5315-01-294-6838 is a Key,machine, manufactured by Raytheon Company, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-294-6838 has 2 manufacturer part numbers on file: 5189957 (Naval Sea Systems Command), 5189957 (Raytheon Company).
Key specifications for 5189957: Overall Height: 2.230 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-81773 WITH FEDERAL STANDARD 595 NUMBER 17875,COLOR INSIGNIA WHITE MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; First Flat Length: 1.590 INCHES NOMINAL IN; Mounting Hole Type and Quantity: 1 THREADED AND 2 UNTHREADED-COUNTERBORED. 17 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.