The Spring,helical,extension, cataloged under National Stock Number 5360-01-050-5307, 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 15 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 | 5360-01-050-5307 |
| Primary Part Number | 10549263 |
| Item Name | Spring,helical,extension |
| 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 | 0.180 INCHES MAXIMUM IN |
| Load Rating | 6.00 POUNDS NOMINAL LBS |
| End Style | MACHINE HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.391 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.439 INCHES NOMINAL IN |
| Spring Deflection Rate | 22.500 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.116 INCHES MAXIMUM IN |
| End Hook Length | 0.125 INCHES NOMINAL BOTH ENDS IN |
| Spring Length Under Load | 1.750 INCHES NOMINAL IN |
| Coil Quantity | 18 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 302 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 |
|---|---|
| 10549263 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5360-01-050-5307 is a Spring,helical,extension, 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 5360-01-050-5307 has 1 manufacturer part number on file: 10549263 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 10549263: Spring Free Outside Diameter: 0.180 INCHES MAXIMUM IN; Load Rating: 6.00 POUNDS NOMINAL LBS; End Style: MACHINE HOOK BOTH ENDS; Design Type: CLOSED. 15 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.