The Spring,helical,extension, cataloged under National Stock Number 5360-00-820-9674, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-820-9674 |
| Primary Part Number | 419C281PC10 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.216 INCHES NOMINAL IN |
| End Style | REDUCED SIDE LOOP BOTH ENDS |
| Design Type | OPEN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 0.788 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.103 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.160 INCHES NOMINAL IN |
| Coil Quantity | 11 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hook Radius | 0.0515 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| 419C281PC10 | Westinghouse Electric Corp (USA) |
| S419C281H10 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 419C281PC10 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| S419C281H10 | 3/9 Design control — primary reference Westinghouse Electric Corp Control Business Unit |
NSN 5360-00-820-9674 is a Spring,helical,extension, manufactured by Westinghouse Electric Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-820-9674 has 2 manufacturer part numbers on file: 419C281PC10 (Westinghouse Electric Corp), S419C281H10 (Westinghouse Electric Corp).
Key specifications for 419C281PC10: Spring Free Outside Diameter: 0.216 INCHES NOMINAL IN; End Style: REDUCED SIDE LOOP BOTH ENDS; Design Type: OPEN; Style Designator: CYLINDRICAL. 11 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.