The Spring,helical,compression, cataloged under National Stock Number 5360-01-065-6063, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Unicorp.. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-065-6063 |
| Primary Part Number | P211-440 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Unicorp. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-C-530 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Spring Free Length | 0.940 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Spring Deflection Rate | 12.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.224 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | COPPER ALLOY 172 OR COPPER ALLOY 173 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 |
|---|---|
| P211-440 PRIMARY | Unicorp. (USA) |
| Reference | Meaning |
|---|---|
| 7557923 | 7/2 Vendor item drawing reference General Dynamics Land Systems Inc. |
NSN 5360-01-065-6063 is a Spring,helical,compression, manufactured by Unicorp., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-065-6063 has 1 manufacturer part number on file: P211-440 (Unicorp.).
Key specifications for P211-440: Spring Free Outside Diameter: 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL. 11 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.