The Spring,helical,compression, cataloged under National Stock Number 5360-01-258-9639, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-258-9639 |
| Primary Part Number | 6289518 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Accommodated Rod Diameter | 0.625 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 12.000 INCHES MINIMUM AND 12.380 INCHES MAXIMUM IN |
| Coil Quantity | 37 1/2 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Bore Diameter | 1.250 INCHES NOMINAL 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 |
|---|---|
| 1.250" X12" M.D. | Barnes Group Inc. (USA) |
| 6289518 PRIMARY | Naval Sea Systems Command (USA) |
| M125-1200 | Dayton Progress Corporation (USA) |
| 424686 | Cadillac Gage Textron Inc. (USA) |
| Reference | Meaning |
|---|---|
| M48A | 5/2 Secondary reference U.S. Government activity |
| SMD 6048 | 5/9 Secondary reference Dme Company Llc |
NSN 5360-01-258-9639 is a Spring,helical,compression, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-258-9639 has 4 manufacturer part numbers on file: 1.250" X12" M.D. (Barnes Group Inc.), 6289518 (Naval Sea Systems Command), M125-1200 (Dayton Progress Corporation), 424686 (Cadillac Gage Textron Inc.).
Key specifications for 6289518: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Accommodated Rod Diameter: 0.625 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Spring Free Length: 12.000 INCHES MINIMUM AND 12.380 INCHES MAXIMUM IN. 7 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.