The Spring,helical,extension, cataloged under National Stock Number 5360-00-970-2813, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-970-2813 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.360 INCHES NOMINAL IN |
| End Style | OFFSET HOOK, RIGHT ANGLE BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.180 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | QQ-W-423 COMP 302, COND B, FORM 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.040 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.435 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.270 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hook Radius | 0.135 INCHES NOMINAL BOTH ENDS IN |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | H |
| Reference | Meaning |
|---|---|
| 8465331-1 | 3/9 Design control — primary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5360-00-970-2813 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-970-2813: Spring Free Outside Diameter: 0.360 INCHES NOMINAL IN; End Style: OFFSET HOOK, RIGHT ANGLE BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 14 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.
NSN 5360-00-970-2813 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.