The Spring,helical,torsion, cataloged under National Stock Number 5360-01-233-1458, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-233-1458 |
| Primary Part Number | 139C6497-2 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.434 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | ONE HOOK END BOTH ENDS |
| End Length | 0.540 INCHES MINIMUM AND 0.620 INCHES MAXIMUM BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-W-423,COND B FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Spring Free Length | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN |
| Spring Deflection Rate | 1.500 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.300 INCHES NOMINAL IN |
| Coil Quantity | 9 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 302 OR STEEL COMP 304 OVERALL |
| End Angular Relationship | ENDS PARALLEL ONE TO OTHER |
| 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 |
|---|---|
| 139C6497-2 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| Reference | Meaning |
|---|---|
| 139C6497-2 | 5/2 Secondary reference U.S. Government activity |
NSN 5360-01-233-1458 is a Spring,helical,torsion, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-233-1458 has 1 manufacturer part number on file: 139C6497-2 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 139C6497-2: Spring Free Outside Diameter: 0.434 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: ONE HOOK END BOTH ENDS; End Length: 0.540 INCHES MINIMUM AND 0.620 INCHES MAXIMUM BOTH ENDS 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.