The Spring,helical,extension, cataloged under National Stock Number 5360-00-413-6541, 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 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-413-6541 |
| Primary Part Number | LE022B6SS |
| 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 | 0.187 INCHES NOMINAL IN |
| Load Rating | 2.082 POUNDS NOMINAL LBS |
| End Style | SHORT TWISTED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-423 FED SPEC 1ST MATERIAL RESPONSE OR AMS 5688 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.750 INCHES NOMINAL IN |
| Spring Deflection Rate | 1.000 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 0.143 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.143 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 302 OR STEEL CORROSION RESISTING OVERALL |
| Hook Radius | 0.072 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 |
|---|---|
| LE022B6SS PRIMARY | Lee Spring Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 7901107-00 | 5/9 Secondary reference U.S. Government activity |
| LB022B6SS | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| LE022B6SS | 3/9 Design control — primary reference U.S. Government activity |
| 7901107-00 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5360-00-413-6541 is a Spring,helical,extension, manufactured by Lee Spring Company Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-413-6541 has 1 manufacturer part number on file: LE022B6SS (Lee Spring Company Llc).
Key specifications for LE022B6SS: Spring Free Outside Diameter: 0.187 INCHES NOMINAL IN; Load Rating: 2.082 POUNDS NOMINAL LBS; End Style: SHORT TWISTED HOOK BOTH ENDS; Design Type: CLOSED. 14 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.