The Spring,helical,torsion, cataloged under National Stock Number 5360-00-587-1817, 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13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-587-1817 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.634 INCHES NOMINAL IN |
| End Style | OFFSET EYE OVERALL |
| End Length | 0.750 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Material Document and Classification | MIL-W-6101 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.900 INCHES NOMINAL IN |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.190 INCHES NOMINAL OVERALL IN |
| Coil Quantity | 4 |
| End Length From Coil Axis to First Bend | 0.560 INCHES NOMINAL OVERALL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| End Angular Relationship | END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION |
| 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 |
|---|---|
| 355348-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-00-587-1817 is a Spring,helical,torsion, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-587-1817: Spring Free Outside Diameter: 0.634 INCHES NOMINAL IN; End Style: OFFSET EYE OVERALL; End Length: 0.750 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION RIGHT 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.