The Spring,helical,torsion, cataloged under National Stock Number 5360-00-820-3078, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 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 | 5360-00-820-3078 |
| Primary Part Number | 10909865 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.582 INCHES NOMINAL IN |
| End Style | PARALLEL END BOTH ENDS |
| End Length | 0.750 INCHES NOMINAL BOTH ENDS IN |
| Center Section Width | 0.644 INCHES NOMINAL IN |
| Style Designator | SINGLE TORSION RIGHT HAND |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.932 INCHES NOMINAL IN |
| Coil Axis to Center Section Distance | 0.750 INCHES NOMINAL IN |
| Inside Diameter | 0.438 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Coil Quantity | 1-15/16 |
| End Length From Coil Axis to First Bend | 0.562 INCHES NOMINAL BOTH ENDS IN |
| Center Loop Radius | 0.250 INCHES NOMINAL IN |
| Coil Helix Direction | LEFT-HAND OR RIGHT-HAND |
| Center Style | U TYPE |
| Material | STEEL UNS K08500 OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| End Tangent Angle | 30.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 10909865 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5360-00-820-3078 is a Spring,helical,torsion, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-820-3078 has 1 manufacturer part number on file: 10909865 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10909865: Spring Free Outside Diameter: 0.582 INCHES NOMINAL IN; End Style: PARALLEL END BOTH ENDS; End Length: 0.750 INCHES NOMINAL BOTH ENDS IN; Center Section Width: 0.644 INCHES NOMINAL IN. 18 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.