The Spring,helical,torsion, cataloged under National Stock Number 5360-01-063-6161, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-063-6161 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 2.750 INCHES NOMINAL IN |
| End Style | OFFSET HALF LOOP, RIGHT END SECOND END |
| End Style | OFFSET HINGE END, RIGHT SIDE FIRST END |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-W-470,COLD DRAWN FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.350 INCHES NOMINAL IN |
| Inside Diameter | 2.500 INCHES NOMINAL IN |
| Coil Quantity | 1 |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL UNS K08500 OVERALL |
| End Length From Second Bend to Third Bend or End | 0.250 INCHES NOMINAL OVERALL IN |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Hook Radius | 0.300 INCHES NOMINAL FIRST END IN |
| Hook Radius | 0.130 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 |
|---|---|
| SM-C-807248-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-01-063-6161 is a Spring,helical,torsion, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-01-063-6161: Spring Free Outside Diameter: 2.750 INCHES NOMINAL IN; End Style: OFFSET HALF LOOP, RIGHT END SECOND END; End Style: OFFSET HINGE END, RIGHT SIDE FIRST END; Style Designator: SINGLE TORSION LEFT HAND. 15 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.