The Spring,helical Comp, cataloged under National Stock Number 5360-00-446-2638, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Libby Power Systems, Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Spring,helical Comp |
| FSC / FSG | 5360 — Coil, Flat, Leaf, and Wire Springs (FSG 53) |
| Manufacturers | Libby Power Systems, Llc (CAGE 36024); Westinghouse Electric Corp (CAGE 79500) |
| Parameter | Value |
|---|---|
| NSN | 5360-00-446-2638 |
| Primary Part Number | 31D4432H01 |
| Item Name | Spring,helical Comp |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Libby Power Systems, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 31D4432H01 | Libby Power Systems, Llc (USA) |
| 31D4432H01 | Westinghouse Electric Corp (USA) |
| 31D4432 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 31D4432H01 | 5/9 Secondary reference U.S. Government activity |
| 31D4432H01 | 3/9 Design control — primary reference Westinghouse Electric Corp Control Business Unit |
| 31D4432 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
NSN 5360-00-446-2638 is a Spring,helical Comp, manufactured by Libby Power Systems, Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-446-2638 has 3 manufacturer part numbers on file: 31D4432H01 (Libby Power Systems, Llc), 31D4432H01 (Westinghouse Electric Corp), 31D4432 (Westinghouse Electric Corp).
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.