The Spring,helical,torsion, cataloged under National Stock Number 5360-01-008-7621, 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14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-008-7621 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.932 INCHES NOMINAL IN |
| End Style | OFFSET HALF LOOP, RIGHT END OVERALL |
| End Length | 1.158 INCHES MINIMUM BOTH ENDS IN |
| Center Section Width | 1.760 INCHES MAXIMUM IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Material Document and Classification | QQ-W-423,COND B FED SPEC 1ST MATERIAL RESPONSE OR AMS 5699 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.770 INCHES NOMINAL IN |
| Coil Axis to Center Section Distance | 2.012 INCHES NOMINAL IN |
| Inside Diameter | 0.748 INCHES NOMINAL IN |
| Coil Quantity | 3-1/4 |
| Material | STEEL COMP 302 OR NICKEL ALLOY X-750 OVERALL |
| End Length From Second Bend to Third Bend or End | 0.080 INCHES NOMINAL OVERALL IN |
| End Angular Relationship | END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION |
| Hook Radius | 0.400 INCHES NOMINAL OVERALL 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 |
|---|---|
| 4F24563-105A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-01-008-7621 is a Spring,helical,torsion, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-01-008-7621: Spring Free Outside Diameter: 0.932 INCHES NOMINAL IN; End Style: OFFSET HALF LOOP, RIGHT END OVERALL; End Length: 1.158 INCHES MINIMUM BOTH ENDS IN; Center Section Width: 1.760 INCHES MAXIMUM IN. 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.
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.