The Spring,helical,torsion, cataloged under National Stock Number 5360-01-128-7769, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Vertex Modernization and Sustainment Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-01-128-7769 |
| Primary Part Number | 26-6142-1 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.350 INCHES NOMINAL IN |
| End Style | STRAIGHT OFFSET SECOND END |
| End Style | HINGE END FIRST END |
| End Length | 0.750 INCHES NOMINAL FIRST END IN |
| End Length | 0.600 INCHES NOMINAL SECOND END IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 1.430 INCHES NOMINAL IN |
| Inside Diameter | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| Coil Quantity | 8 |
| Coil Helix Direction | LEFT-HAND |
| End Angular Relationship | END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND 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 |
|---|---|
| 26-6142-1 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| Reference | Meaning |
|---|---|
| 26-6142-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-01-128-7769 is a Spring,helical,torsion, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-128-7769 has 1 manufacturer part number on file: 26-6142-1 (Vertex Modernization and Sustainment Llc).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-171-9207. Verify interchangeability with system specifications before substitution.
Key specifications for 26-6142-1: Spring Free Outside Diameter: 1.350 INCHES NOMINAL IN; End Style: STRAIGHT OFFSET SECOND END; End Style: HINGE END FIRST END; End Length: 0.750 INCHES NOMINAL FIRST END 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.