The Spring,helical,torsion, cataloged under National Stock Number 5360-00-876-9838, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 15 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 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 | 5360-00-876-9838 |
| Primary Part Number | 59-438 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Triumph Thermal Systems - Maryland, Inc. |
| Status | ACTIVE |
| Second Bend Radius | 0.060 INCHES NOMINAL OVERALL IN |
| Spring Free Outside Diameter | 1.004 INCHES NOMINAL IN |
| End Style | HALF HOOK FIRST END |
| End Style | FULL LOOP END SECOND END |
| End Length | 0.669 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.740 INCHES NOMINAL IN |
| First Bend Radius | 0.060 INCHES NOMINAL OVERALL IN |
| Inside Diameter | 0.880 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.374 INCHES NOMINAL SECOND END IN |
| End Length From First Bend to Second Bend or End | 0.434 INCHES NOMINAL FIRST END IN |
| Coil Quantity | 10-1/2 |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| End Angular Relationship | ENDS ANGLED 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 |
|---|---|
| 59-438 PRIMARY | Triumph Thermal Systems - Maryland, Inc. (USA) |
NSN 5360-00-876-9838 is a Spring,helical,torsion, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-876-9838 has 1 manufacturer part number on file: 59-438 (Triumph Thermal Systems - Maryland, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5999-01-269-0965. Verify interchangeability with system specifications before substitution.
Key specifications for 59-438: Second Bend Radius: 0.060 INCHES NOMINAL OVERALL IN; Spring Free Outside Diameter: 1.004 INCHES NOMINAL IN; End Style: HALF HOOK FIRST END; End Style: FULL LOOP END SECOND END. 15 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.