The Spring,helical,torsion, cataloged under National Stock Number 5360-01-352-4666, 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 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 | 5360-01-352-4666 |
| Primary Part Number | 12370799 |
| 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 | 2.996 INCHES NOMINAL IN |
| End Style | ONE HOOK END OVERALL |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-W-428 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 6.610 INCHES MINIMUM AND 6.910 INCHES MAXIMUM IN |
| Inside Diameter | 1.821 INCHES MINIMUM AND 1.921 INCHES MAXIMUM IN |
| Coil Quantity | 9 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL OVERALL |
| End Angular Relationship | ENDS PARALLEL 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 |
|---|---|
| 12370799 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5360-01-352-4666 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 5360-01-352-4666 has 1 manufacturer part number on file: 12370799 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12370799: Spring Free Outside Diameter: 2.996 INCHES NOMINAL IN; End Style: ONE HOOK END OVERALL; Style Designator: SINGLE TORSION LEFT HAND; Material Document and Classification: QQ-W-428 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.