The Spring,helical,compression, cataloged under National Stock Number 5360-00-752-1979, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-752-1979 |
| Primary Part Number | 7521979 |
| 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 | 0.9375 INCHES NOMINAL IN |
| Load Rating | 300.000 POUNDS NOMINAL LBS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 1.250 INCHES NOMINAL IN |
| Inside Diameter | 0.5625 INCHES NOMINAL IN |
| Spring Length Under Load | 0.875 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.9375 INCHES NOMINAL IN |
| Coil Quantity | 4 |
| Surface Treatment | VARNISH OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| 7521979 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 57F1 | 5/9 Secondary reference Diamond Reo Truck Co |
| 913167 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 5340007521979 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5360-00-752-1979 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 5360-00-752-1979 has 1 manufacturer part number on file: 7521979 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7521979: Spring Free Outside Diameter: 0.9375 INCHES NOMINAL IN; Load Rating: 300.000 POUNDS NOMINAL LBS; Style Designator: CYLINDRICAL; Spring Free Length: 1.250 INCHES NOMINAL IN. 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.