The Spring,helical,extension, cataloged under National Stock Number 5360-01-046-4255, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Barnes Group Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-046-4255 |
| Primary Part Number | E0500-063-4500S |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Barnes Group Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.500 INCHES NOMINAL IN |
| Load Rating | 15.660 POUNDS MAXIMUM LBS |
| End Style | FULL LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 4.626 INCHES NOMINAL IN |
| Spring Deflection Rate | 4.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.374 INCHES NOMINAL IN |
| Spring Length Under Load | 8.060 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 302 OR STEEL COMP 304 OVERALL |
| Hook Radius | 0.187 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 |
| Part Number | Manufacturer |
|---|---|
| E0500-063-4500S PRIMARY | Barnes Group Inc (USA) |
| Reference | Meaning |
|---|---|
| E500-063-450 | 5/9 Secondary reference Barnes Group Inc |
| 419351-190 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5360-01-046-4255 is a Spring,helical,extension, manufactured by Barnes Group Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-046-4255 has 1 manufacturer part number on file: E0500-063-4500S (Barnes Group Inc).
Key specifications for E0500-063-4500S: Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN; Load Rating: 15.660 POUNDS MAXIMUM LBS; End Style: FULL LOOP BOTH ENDS; Design Type: CLOSED. 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.