The Spring,helical,compression, cataloged under National Stock Number 5360-01-185-2537, 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-185-2537 |
| Primary Part Number | LC-043EF-13MW |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lee Spring Company Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.390 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Load Rating | 11.000 POUNDS NOMINAL LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.559 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470 FED SPEC 1ST MATERIAL RESPONSE OR AMS 5112 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.500 INCHES NOMINAL IN |
| Spring Deflection Rate | 11.250 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.304 INCHES NOMINAL IN |
| Stock Diameter | 0.430 INCHES NOMINAL IN |
| Spring Length Under Load | 0.941 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.559 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Bore Diameter | 0.406 INCHES NOMINAL IN |
| Material | STEEL UNS K08500 OR STEEL COMP 1090 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 |
|---|---|
| LC-043EF-13MW PRIMARY | Lee Spring Company Llc (USA) |
| Reference | Meaning |
|---|---|
| LC-043EF-13MW | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-01-185-2537 is a Spring,helical,compression, manufactured by Lee Spring Company Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-185-2537 has 1 manufacturer part number on file: LC-043EF-13MW (Lee Spring Company Llc).
Key specifications for LC-043EF-13MW: Spring Free Outside Diameter: 0.390 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL; Load Rating: 11.000 POUNDS NOMINAL LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS. 17 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.