The Spring,helical,extension, cataloged under National Stock Number 5360-01-031-7069, 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 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-031-7069 |
| Primary Part Number | LE-045D-12MW |
| 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 | 0.375 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| End Style | SHORT TWISTED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5112 ASSN STD 1ST MATERIAL RESPONSE OR QQ-W-470 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| Spring Free Length | 3.590 INCHES NOMINAL IN |
| Spring Deflection Rate | 2.600 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.285 INCHES NOMINAL IN |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 1090 AND STEEL UNS K08500 OVERALL |
| Hook Radius | 0.143 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| LE-045D-12MW | Lee Spring Company Llc (USA) |
| 654763 | Transbus International Ltd (GBR) |
| Reference | Meaning |
|---|---|
| LE-045D-12MW | 5/9 Secondary reference U.S. Government activity |
| LE-045D-12 | 5/9 Secondary reference Lee Spring Limited |
| LE-045D-12 | 5/1 Secondary reference Lee Spring Company Llc |
| E0360-045-3500M | 5/9 Secondary reference Associated Spring Us, Llc Div Corry |
| LE045D12 | 3/9 Design control — primary reference U.S. Government activity |
| 654763 | 5/9 Secondary reference Manflex H P P |
| LE-045D-12MW | 5/9 Secondary reference Lee Spring Limited |
NSN 5360-01-031-7069 is a Spring,helical,extension, manufactured by Lee Spring Company Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-031-7069 has 2 manufacturer part numbers on file: LE-045D-12MW (Lee Spring Company Llc), 654763 (Transbus International Ltd).
Key specifications for LE-045D-12MW: Spring Free Outside Diameter: 0.375 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL; End Style: SHORT TWISTED HOOK BOTH ENDS; Design Type: CLOSED. 12 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.