The Spring,helical,torsion, cataloged under National Stock Number 5360-00-433-8728, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 8 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-433-8728 |
| Primary Part Number | 736665-1 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.392 INCHES NOMINAL IN |
| End Style | STRAIGHT OFFSET OVERALL |
| End Length | 0.156 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.220 INCHES NOMINAL IN |
| Inside Diameter | 0.330 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND |
| End Angular Relationship | ENDS ANGLED 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 |
| Part Number | Manufacturer |
|---|---|
| 736665-1 PRIMARY | Raytheon Company (USA) |
NSN 5360-00-433-8728 is a Spring,helical,torsion, manufactured by Raytheon Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-433-8728 has 1 manufacturer part number on file: 736665-1 (Raytheon Company).
1 possible match (shared part number, not a government interchangeability claim): 2530-00-736-6651. Verify interchangeability with system specifications before substitution.
Key specifications for 736665-1: Spring Free Outside Diameter: 0.392 INCHES NOMINAL IN; End Style: STRAIGHT OFFSET OVERALL; End Length: 0.156 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION LEFT HAND. 8 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.