The Spring,helical,compression, cataloged under National Stock Number 5360-00-944-5345, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-944-5345 |
| Primary Part Number | 5018-640 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.500 INCHES NOMINAL IN |
| End Style | SPRING END,PLAIN BOTH ENDS |
| Spring Solid Length | 0.104 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 0.375 INCHES NOMINAL IN |
| Inside Diameter | 0.448 INCHES NOMINAL IN |
| Coil Quantity | 4 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL 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 |
|---|---|
| 5018-640 | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 66434 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-00-944-5345 is a Spring,helical,compression, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-944-5345 has 1 manufacturer part number on file: 5018-640 (Raytheon Company Div Rmd Strategic).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-238-9156, 2915-01-431-8364, 4130-01-649-4738. Verify interchangeability with system specifications before substitution.
Key specifications for 5018-640: Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN; End Style: SPRING END,PLAIN BOTH ENDS; Spring Solid Length: 0.104 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 10 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.