The Spring,helical,extension, cataloged under National Stock Number 5360-00-545-2220, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5360-00-545-2220 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.250 INCHES NOMINAL IN |
| Load Rating | 18.30 POUNDS MINIMUM AND 19.30 POUNDS MAXIMUM LBS |
| End Style | MACHINE LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.200 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 1.586 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.370 INCHES NOMINAL BOTH ENDS IN |
| Spring Length Under Load | 2.000 INCHES NOMINAL IN |
| Coil Quantity | 18 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.090 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 |
|---|---|
| 357005-1 | 3/2 Design control — primary reference U.S. Government activity |
| 357005-1 | 5/1 Secondary reference Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co |
NSN 5360-00-545-2220 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-545-2220: Spring Free Outside Diameter: 0.250 INCHES NOMINAL IN; Load Rating: 18.30 POUNDS MINIMUM AND 19.30 POUNDS MAXIMUM LBS; End Style: MACHINE LOOP BOTH ENDS; Design Type: CLOSED. 13 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.