The Spring,helical,torsion, cataloged under National Stock Number 5360-01-315-7212, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-315-7212 |
| Primary Part Number | 12356764-1 |
| 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 | 0.839 INCHES MINIMUM AND 0.857 INCHES MAXIMUM IN |
| End Style | STRAIGHT OFFSET OVERALL |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | ASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.500 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN |
| Inside Diameter | 0.688 INCHES NOMINAL IN |
| Coil Quantity | 3 |
| Surface Treatment | CHROMATE ZINC OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL UNS K08500 OVERALL |
| End Angular Relationship | END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION |
| 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 |
|---|---|
| 12356764-1 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 5360PL0816097 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5360013157212 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5360-01-315-7212 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 5360-01-315-7212 has 1 manufacturer part number on file: 12356764-1 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12356764-1: Spring Free Outside Diameter: 0.839 INCHES MINIMUM AND 0.857 INCHES MAXIMUM IN; End Style: STRAIGHT OFFSET OVERALL; Style Designator: SINGLE TORSION LEFT HAND; Material Document and Classification: ASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 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.