The Spring,helical,extension, cataloged under National Stock Number 5360-01-598-8285, 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 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-598-8285 |
| Primary Part Number | LE105JK 03M |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lee Spring Company Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.125 INCHES NOMINAL IN |
| Load Rating | 37.8 POUNDS MAXIMUM LBS |
| End Style | FULL LOOP BOTH ENDS |
| Spring Free Length | 4.5 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OVERALL |
| 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 |
|---|---|
| LE105JK 03M PRIMARY | Lee Spring Company Llc (USA) |
| Reference | Meaning |
|---|---|
| LE105JK 03M | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-01-598-8285 is a Spring,helical,extension, manufactured by Lee Spring Company Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-598-8285 has 1 manufacturer part number on file: LE105JK 03M (Lee Spring Company Llc).
Key specifications for LE105JK 03M: Spring Free Outside Diameter: 1.125 INCHES NOMINAL IN; Load Rating: 37.8 POUNDS MAXIMUM LBS; End Style: FULL LOOP BOTH ENDS; Spring Free Length: 4.5 INCHES NOMINAL IN. 5 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.