The Spring,helical,extension, cataloged under National Stock Number 5360-00-474-0648, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-474-0648 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.375 INCHES NOMINAL IN |
| Load Rating | 3.000 POUNDS NOMINAL LBS |
| End Style | MACHINED HALF LOOP BOTH ENDS |
| Design Type | OPEN |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.125 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | WESTINGHOUSE ELECTRIC CORP,NO. 6359-1 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.838 INCHES NOMINAL IN |
| Inside Diameter | 0.305 INCHES NOMINAL IN |
| Spring Length Under Load | 1.125 INCHES NOMINAL IN |
| Coil Quantity | 5-1/2 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.203 INCHES NOMINAL BOTH ENDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| S22D7725H03 | 5/9 Secondary reference Westinghouse Electric Corp |
| S22D7725H03 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-00-474-0648 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-474-0648: Spring Free Outside Diameter: 0.375 INCHES NOMINAL IN; Load Rating: 3.000 POUNDS NOMINAL LBS; End Style: MACHINED HALF LOOP BOTH ENDS; Design Type: OPEN. 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.