The Spring,helical,torsion, cataloged under National Stock Number 5360-01-491-3717, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-491-3717 |
| Primary Part Number | 167-6985306 PART 87 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.650 INCHES NOMINAL IN |
| End Style | MACHINE LOOP END SECOND END |
| End Length | 0.500 INCHES NOMINAL SECOND END IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Material Document and Classification | ASTM-A313 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.410 INCHES NOMINAL IN |
| Inside Diameter | 1.310 INCHES NOMINAL IN |
| Coil Quantity | 2.5 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 302 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Hook Radius | 0.250 INCHES NOMINAL SECOND END IN |
| Hook Leg Length | 0.310 INCHES NOMINAL SECOND END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 167-6985306 PART 87 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H542-1701 PART 87 | 5/2 Secondary reference U.S. Government activity |
NSN 5360-01-491-3717 is a Spring,helical,torsion, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-491-3717 has 1 manufacturer part number on file: 167-6985306 PART 87 (Naval Sea Systems Command).
Key specifications for 167-6985306 PART 87: Spring Free Outside Diameter: 1.650 INCHES NOMINAL IN; End Style: MACHINE LOOP END SECOND END; End Length: 0.500 INCHES NOMINAL SECOND END 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.