The Spring,helical,torsion, cataloged under National Stock Number 5360-00-253-0055, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Lee Spring Company Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-253-0055 |
| Primary Part Number | LT048J2L |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lee Spring Company Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.405 INCHES NOMINAL IN |
| End Style | ONE HOOK END OVERALL |
| End Length | 1.250 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.450 INCHES NOMINAL IN |
| Inside Diameter | 0.309 INCHES NOMINAL IN |
| Coil Quantity | 8 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | LEFT-HAND |
| 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 |
|---|---|
| LT048J2L PRIMARY | Lee Spring Company Llc (USA) |
| Reference | Meaning |
|---|---|
| LT048J2L | 3/9 Design control — primary reference U.S. Government activity |
| C7256-1L | 5/2 Secondary reference U.S. Government activity |
NSN 5360-00-253-0055 is a Spring,helical,torsion, manufactured by Lee Spring Company Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-253-0055 has 1 manufacturer part number on file: LT048J2L (Lee Spring Company Llc).
Key specifications for LT048J2L: Spring Free Outside Diameter: 0.405 INCHES NOMINAL IN; End Style: ONE HOOK END OVERALL; End Length: 1.250 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION LEFT HAND. 10 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.