The Spring,helical,compression, cataloged under National Stock Number 5360-01-535-9957, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-535-9957 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Active Coil Quantity | 9.5 |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS5678 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.450 INCHES NOMINAL IN |
| Stock Diameter | 0.088 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.456 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | LEFT-HAND OR RIGHT-HAND |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 54448 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-01-535-9957 is a Spring,helical,compression, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5136-01-630-1987, 2540-01-642-6637. Verify interchangeability with system specifications before substitution.
Key specifications for 5360-01-535-9957: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Active Coil Quantity: 9.5; Style Designator: CYLINDRICAL. 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.