The Spring,helical,compression, cataloged under National Stock Number 5360-00-059-9566, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-059-9566 |
| Primary Part Number | 12P179-11 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.115 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 2.000 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-390A,COND C FED SPEC SINGLE MATERIAL RESPONSE OVERALL A |
| Spring Free Length | 5.320 INCHES NOMINAL IN |
| Spring Deflection Rate | 1.140 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.987 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 1.115 INCHES NOMINAL IN |
| Coil Quantity | 19 1/2 |
| Coil Helix Direction | RIGHT-HAND |
| Material | NICKEL ALLOY 600 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 |
|---|---|
| 12P179-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 12P179-11 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-00-059-9566 is a Spring,helical,compression, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-059-9566 has 1 manufacturer part number on file: 12P179-11 (Northrop Grumman Systems Corporation).
Key specifications for 12P179-11: Spring Free Outside Diameter: 1.115 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 2.000 INCHES MAXIMUM 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.