The Spring,helical,extension, cataloged under National Stock Number 5360-00-312-5378, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Homewood Products Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-312-5378 |
| Primary Part Number | S1346632 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Homewood Products Corp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.500 INCHES NOMINAL IN |
| Load Rating | 29.00 POUNDS NOMINAL LBS |
| End Style | SHORT TWISTED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 2.031 INCHES NOMINAL IN |
| Inside Diameter | 0.344 INCHES NOMINAL IN |
| Spring Length Under Load | 2.500 INCHES NOMINAL IN |
| Coil Quantity | 15 |
| Coil Helix Direction | RIGHT-HAND |
| Hook Radius | 0.1562 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 |
|---|---|
| S1346632 PRIMARY | Homewood Products Corp (USA) |
| Reference | Meaning |
|---|---|
| S1346632 | 3/9 Design control — primary reference Westinghouse Electric Corp Power Generation-Generator Div |
NSN 5360-00-312-5378 is a Spring,helical,extension, manufactured by Homewood Products Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-312-5378 has 1 manufacturer part number on file: S1346632 (Homewood Products Corp).
Key specifications for S1346632: Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN; Load Rating: 29.00 POUNDS NOMINAL LBS; End Style: SHORT TWISTED HOOK BOTH ENDS; Design Type: CLOSED. 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.