The Spring,helical,torsion, cataloged under National Stock Number 5360-00-421-3618, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-421-3618 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.324 INCHES NOMINAL IN |
| End Style | SHORT HOOK, END FIRST END |
| End Style | ANGULAR END (RIGHT) SECOND END |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.074 INCHES NOMINAL IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.125 INCHES NOMINAL OVERALL IN |
| Coil Quantity | 1 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| 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 |
|---|---|
| 4000714 | 3/9 Design control — primary reference H & E Venture, Llc |
NSN 5360-00-421-3618 is a Spring,helical,torsion, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-421-3618: Spring Free Outside Diameter: 0.324 INCHES NOMINAL IN; End Style: SHORT HOOK, END FIRST END; End Style: ANGULAR END (RIGHT) SECOND END; Style Designator: SINGLE TORSION LEFT HAND. 12 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.