The Spring,helical,compression, cataloged under National Stock Number 5360-00-656-3841, 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11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-656-3841 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.580 INCHES MAXIMUM IN |
| Load Rating | 11.700 POUNDS MINIMUM AND 14.300 POUNDS MAXIMUM LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 5.000 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-432,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.020 INCHES NOMINAL IN |
| Inside Diameter | 0.440 INCHES MINIMUM IN |
| Coil Quantity | 7 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 302 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 |
|---|---|
| 98219 | 3/2 Design control — primary reference U.S. Government activity |
| 98219 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 5360-00-656-3841 is a Spring,helical,compression, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3433-01-620-5947. Verify interchangeability with system specifications before substitution.
Key specifications for 5360-00-656-3841: Spring Free Outside Diameter: 0.580 INCHES MAXIMUM IN; Load Rating: 11.700 POUNDS MINIMUM AND 14.300 POUNDS MAXIMUM LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 5.000 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.