The Spring,helical,torsion, cataloged under National Stock Number 5360-01-055-0505, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-055-0505 |
| Primary Part Number | 10277366 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.080 INCHES NOMINAL IN |
| End Style | STRAIGHT OFFSET OVERALL |
| End Length | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-W-423,FORM 1,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.820 INCHES NOMINAL IN |
| Inside Diameter | 0.950 INCHES NOMINAL IN |
| Coil Quantity | 9-3/4 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 302 OVERALL |
| 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 |
|---|---|
| 10277366 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5360-01-055-0505 is a Spring,helical,torsion, manufactured by Us Army Aviation and Missile Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-055-0505 has 1 manufacturer part number on file: 10277366 (Us Army Aviation and Missile Command).
Key specifications for 10277366: Spring Free Outside Diameter: 1.080 INCHES NOMINAL IN; End Style: STRAIGHT OFFSET OVERALL; End Length: 0.500 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION LEFT HAND. 10 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.