The Spring,helical,compression, cataloged under National Stock Number 5360-01-379-5299, 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 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-379-5299 |
| Primary Part Number | 512-6406357-4 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Load Rating | 50.00 POUNDS NOMINAL LBS |
| End Style | SPRING END,GROUND OVERALL |
| Spring Solid Length | 1.600 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | ASTM A228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 8.600 INCHES NOMINAL IN |
| Inside Diameter | 3.500 INCHES NOMINAL IN |
| Stock Diameter | 0.204 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 3.980 INCHES NOMINAL IN |
| Coil Quantity | 7 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL UNS K08500 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 |
|---|---|
| 512-6406357-4 PRIMARY | Naval Sea Systems Command (USA) |
| 211041500 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 56-02-2040 MF | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5360-01-379-5299 is a Spring,helical,compression, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-379-5299 has 2 manufacturer part numbers on file: 512-6406357-4 (Naval Sea Systems Command), 211041500 (Naval Sea Systems Command).
Key specifications for 512-6406357-4: Load Rating: 50.00 POUNDS NOMINAL LBS; End Style: SPRING END,GROUND OVERALL; Spring Solid Length: 1.600 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 12 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.