The Spring,helical,torsion, cataloged under National Stock Number 5360-00-405-7956, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-405-7956 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.408 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-F-14072,NO. E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | STRAIGHT OFFSET OVERALL |
| End Length | 0.030 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.024 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Inside Diameter | 0.359 INCHES NOMINAL IN |
| Coil Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 316 OVERALL |
| End Angular Relationship | ENDS PARALLEL 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 |
|---|---|
| 54220118 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-00-405-7956 is a Spring,helical,torsion, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-405-7956: Spring Free Outside Diameter: 0.408 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-F-14072,NO. E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: STRAIGHT OFFSET OVERALL; End Length: 0.030 INCHES NOMINAL BOTH ENDS IN. 13 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.