The Spring,helical,torsion, cataloged under National Stock Number 5360-01-078-7663, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-078-7663 |
| Primary Part Number | 12271886 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.334 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| End Style | SMALL OFFSET HOOK AT SIDE SECOND END |
| End Style | OFFSET HALF LOOP, LEFT END FIRST END |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 2.4800 INCHES NOMINAL IN |
| Inside Diameter | 0.270 INCHES NOMINAL IN |
| Coil Quantity | 76-1/2 |
| Surface Treatment | PASSIVATE OVERALL |
| End Length From Second Bend to Third Bend or End | 0.132 INCHES NOMINAL FIRST END IN |
| End Length From Second Bend to Third Bend or End | 0.192 INCHES NOMINAL SECOND END IN |
| End Angular Relationship | ENDS PARALLEL ONE TO OTHER |
| Hook Radius | 0.060 INCHES NOMINAL BOTH ENDS IN |
| Hook Radius | 0.132 INCHES NOMINAL FIRST END 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 |
|---|---|
| 12271886 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5360-01-078-7663 is a Spring,helical,torsion, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-078-7663 has 1 manufacturer part number on file: 12271886 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12271886: Spring Free Outside Diameter: 0.334 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: SMALL OFFSET HOOK AT SIDE SECOND END; End Style: OFFSET HALF LOOP, LEFT END FIRST END. 14 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.