The Spring,helical,extension, cataloged under National Stock Number 5360-00-115-3018, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5360-00-115-3018 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.190 INCHES NOMINAL IN |
| End Style | RAISED HOOK FIRST END |
| End Style | FULL LOOP SECOND END |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.219 INCHES NOMINAL FIRST END IN |
| Spring Free Length | 1.348 INCHES NOMINAL IN |
| Spring Deflection Rate | 90.000 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 0.218 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.154 INCHES NOMINAL IN |
| Coil Quantity | 37 |
| Surface Treatment | TIN OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.070 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 |
|---|---|
| A77B490-1 | C/1 Advisory reference — outside the item-of-supply concept Telex Communications Inc Sub of Telex Corp |
| A77B490-1 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-00-115-3018 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-00-115-3018: Spring Free Outside Diameter: 0.190 INCHES NOMINAL IN; End Style: RAISED HOOK FIRST END; End Style: FULL LOOP SECOND END; 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.