The Spring,helical,compression, cataloged under National Stock Number 5360-01-577-6501, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 — Coil, Flat, Leaf, and Wire Springs (FSG 53) |
| Manufacturers | Lockheed Martin Corporation (CAGE 0L1E5) |
| Parameter | Value |
|---|---|
| NSN | 5360-01-577-6501 |
| Primary Part Number | TC41 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lockheed Martin Corporation |
| 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 |
|---|---|
| TC41 PRIMARY | Lockheed Martin Corporation (USA) |
NSN 5360-01-577-6501 is a Spring,helical,compression, manufactured by Lockheed Martin Corporation, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-577-6501 has 1 manufacturer part number on file: TC41 (Lockheed Martin Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-582-8357. Verify interchangeability with system specifications before substitution.
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.