The Spring,helical,extension, cataloged under National Stock Number 5360-00-628-4730, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-628-4730 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Deflection Rate | 1.250 POUNDS PER INCH MINIMUM AND 3.000 POUNDS PER INCH MAXIMUM LBS |
| Coil Quantity | 9 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL UNS K08500 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 373328-1L | 3/2 Design control — primary reference U.S. Government activity |
| 5360PL1541228 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 373328-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5360-00-628-4730 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-628-4730: Design Type: CLOSED; Style Designator: CYLINDRICAL; Material Document and Classification: QQ-W-470,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Spring Deflection Rate: 1.250 POUNDS PER INCH MINIMUM AND 3.000 POUNDS PER INCH MAXIMUM LBS. 7 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.