The Spring,helical,extension, cataloged under National Stock Number 5360-00-781-4292, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-781-4292 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.227 INCHES NOMINAL IN |
| Load Rating | 0.300 POUNDS NOMINAL LBS |
| End Style | RAISED HOOK FIRST END |
| End Style | HAND LOOP SECOND END |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.066 INCHES NOMINAL FIRST END IN |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.192 INCHES NOMINAL IN |
| Spring Deflection Rate | 0.563 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 1.437 INCHES NOMINAL SECOND END IN |
| Coil to Hook Inside Length | 0.204 INCHES NOMINAL FIRST END IN |
| Inside Diameter | 0.191 INCHES NOMINAL IN |
| Spring Length Under Load | 2.500 INCHES NOMINAL IN |
| Coil Quantity | 25-1/2 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL UNS K08500 OVERALL |
| Hook Radius | 0.093 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 |
| Reference | Meaning |
|---|---|
| 13213E3279 | 3/2 Design control — primary reference U.S. Government activity |
| 377204C | 5/9 Secondary reference Hercules Engine Co Inc |
| ERFA265 | 5/9 Secondary reference Renk America Llc Div Renk America |
| 377204C | 5/9 Secondary reference Brinkley Technology Group Llc Dba Hercules Manufacturing |
NSN 5360-00-781-4292 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-781-4292: Spring Free Outside Diameter: 0.227 INCHES NOMINAL IN; Load Rating: 0.300 POUNDS NOMINAL LBS; End Style: RAISED HOOK FIRST END; End Style: HAND LOOP SECOND END. 19 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.