The Spring,helical,compression, cataloged under National Stock Number 5360-00-752-1771, 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 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5360-00-752-1771 |
| Primary Part Number | 7521771 |
| Item Name | Spring,helical,compression |
| 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 | 0.578 INCHES NOMINAL IN |
| Load Rating | 13.300 POUNDS MINIMUM AND 16.300 POUNDS MAXIMUM LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.581 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-474A,COMP B FED SPEC SINGLE MATERIAL RESPONSE OVERALL A |
| Spring Free Length | 1.281 INCHES NOMINAL IN |
| Inside Diameter | 0.452 INCHES NOMINAL IN |
| Spring Length Under Load | 0.650 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.578 INCHES NOMINAL IN |
| Coil Quantity | 9 |
| Coil Helix Direction | RIGHT-HAND |
| Bore Diameter | 0.624 INCHES NOMINAL IN |
| Material | STEEL 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 |
|---|---|
| 7521771 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 6760119 PRIMARY | General Motors Corp (USA) |
| 6760119 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 62.41.048 | 5/9 Secondary reference Sapa Operaciones SL |
| 5360007521771 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5360-00-752-1771 is a Spring,helical,compression, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-752-1771 has 3 manufacturer part numbers on file: 7521771 (U S Army Tank Automotive Command Amsta-Im-Mm), 6760119 (General Motors Corp), 6760119 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 7521771: Spring Free Outside Diameter: 0.578 INCHES NOMINAL IN; Load Rating: 13.300 POUNDS MINIMUM AND 16.300 POUNDS MAXIMUM LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.581 INCHES NOMINAL IN. 14 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.