The Spring,helical,extension, cataloged under National Stock Number 5360-01-511-2613, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-511-2613 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.352 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-Z-325,TY II,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Load Rating | 3.60 POUNDS MAXIMUM LBS |
| End Style | SHORT TWISTED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.187 INCHES NOMINAL IN |
| Spring Deflection Rate | 2.430 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 0.380 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.298 INCHES NOMINAL IN |
| Stock Diameter | 0.031 INCHES NOMINAL IN |
| Spring Length Under Load | 1.300 INCHES MAXIMUM IN |
| Coil Quantity | 16 |
| Surface Treatment | ZINC OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| End Angular Relationship | ENDS PARALLEL ONE TO OTHER |
| Hook Radius | 0.180 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 |
|---|---|
| MS24586-1092 | 2/2 Government specification standardization U.S. Government activity |
NSN 5360-01-511-2613 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
Key specifications for 5360-01-511-2613: Spring Free Outside Diameter: 0.352 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-Z-325,TY II,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Load Rating: 3.60 POUNDS MAXIMUM LBS; End Style: SHORT TWISTED HOOK BOTH ENDS. 19 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.