The Spring,helical,compression, cataloged under National Stock Number 5360-01-479-1063, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-479-1063 |
| Primary Part Number | 123-4556946 PART 15 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Spring Free Outside Diameter | 9.750 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 16.750 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 40.890 INCHES NOMINAL IN |
| Inside Diameter | 7.750 INCHES NOMINAL IN |
| Stock Diameter | 1.000 INCHES NOMINAL IN |
| Coil Quantity | 17-1/4 |
| 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 |
|---|---|
| 123-4403525 PART 98 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 123-4556946 PART 15 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 123-4556946 PART 15 | Shum Coil Spring Works Inc (USA) |
| Reference | Meaning |
|---|---|
| 123-4556946 PAR | C/1 Advisory reference — outside the item-of-supply concept Shum Coil Spring Works Inc |
NSN 5360-01-479-1063 is a Spring,helical,compression, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-479-1063 has 3 manufacturer part numbers on file: 123-4403525 PART 98 (Huntington Ingalls Inc Div Newport News Shipbuilding), 123-4556946 PART 15 (Huntington Ingalls Inc Div Newport News Shipbuilding), 123-4556946 PART 15 (Shum Coil Spring Works Inc).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-479-1069. Verify interchangeability with system specifications before substitution.
Key specifications for 123-4556946 PART 15: Spring Free Outside Diameter: 9.750 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 16.750 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.