The Spring,helical,torsion, cataloged under National Stock Number 5360-01-641-8542, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-01-641-8542 |
| Primary Part Number | 167-8396977 ITEM 10 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Spring Free Outside Diameter | 2.810 INCHES MAXIMUM IN |
| End Style | ONE HOOK END BOTH ENDS |
| End Length | 1.500 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION, RIGHT HAND |
| Material Document and Classification | ASTM-A689, COND-5160H ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 6.410 INCHES NOMINAL IN |
| Spring Deflection Rate | 9.319 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 1.870 INCHES NOMINAL IN |
| Stock Diameter | 0.470 INCHES NOMINAL IN |
| Coil Quantity | 11 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 5160H OVERALL |
| End Angular Relationship | END W/LH HELIX OF COIL PARALLEL 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 |
|---|---|
| 167-8396977 ITEM 10 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 167-8396977 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5360-01-641-8542 is a Spring,helical,torsion, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-641-8542 has 1 manufacturer part number on file: 167-8396977 ITEM 10 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-642-0235. Verify interchangeability with system specifications before substitution.
Key specifications for 167-8396977 ITEM 10: Spring Free Outside Diameter: 2.810 INCHES MAXIMUM IN; End Style: ONE HOOK END BOTH ENDS; End Length: 1.500 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION, RIGHT HAND. 13 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.