The Spring,helical,torsion, cataloged under National Stock Number 5360-01-228-0875, 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 | 5360-01-228-0875 |
| Primary Part Number | 12313668 |
| 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 | 0.670 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | ONE HOOK END BOTH ENDS |
| End Length | 2.250 INCHES NOMINAL BOTH ENDS IN |
| Center Section Width | 1.360 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 | 2.380 INCHES MINIMUM AND 2.620 INCHES MAXIMUM IN |
| Spring Deflection Rate | 7.000 POUNDS PER INCH NOMINAL LBS |
| Coil Axis to Center Section Distance | 2.0350 INCHES NOMINAL IN |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Coil Quantity | 15 |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Center Loop Radius | 0.595 INCHES NOMINAL IN |
| Coil Helix Direction | LEFT-HAND OR RIGHT-HAND |
| Center Style | U TYPE |
| Material | STEEL UNS K08500 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 |
|---|---|
| 12313668 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5360-01-228-0875 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 5360-01-228-0875 has 1 manufacturer part number on file: 12313668 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12313668: Spring Free Outside Diameter: 0.670 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: ONE HOOK END BOTH ENDS; End Length: 2.250 INCHES NOMINAL BOTH ENDS 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.