The Spring,helical,torsion, cataloged under National Stock Number 5360-00-490-6444, 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13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-490-6444 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.505 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN |
| End Style | ONE HOOK END FIRST END |
| End Style | RIGHT HAND HELIX SECOND END |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 1.125 INCHES NOMINAL IN |
| Inside Diameter | 0.437 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.127 INCHES MINIMUM FIRST END IN |
| End Length From First Bend to Second Bend or End | 0.129 INCHES MAXIMUM SECOND END IN |
| Coil Quantity | 10 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| End Length From Second Bend to Third Bend or End | 0.197 INCHES MAXIMUM SECOND END IN |
| 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 |
|---|---|
| 502578 | 3/9 Design control — primary reference Eastman Kodak Co |
NSN 5360-00-490-6444 is a Spring,helical,torsion, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-490-6444: Spring Free Outside Diameter: 0.505 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN; End Style: ONE HOOK END FIRST END; End Style: RIGHT HAND HELIX SECOND END; Style Designator: SINGLE TORSION LEFT HAND. 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.