The Spring,helical,extension, cataloged under National Stock Number 5360-01-047-7708, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-047-7708 |
| Primary Part Number | 74791107 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.750 INCHES NOMINAL IN |
| End Style | RAISED HOOK SECOND END |
| End Style | SWIVEL HOOK FIRST END |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL W/ CONVEX ENDS |
| Spring Free Length | 2.742 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.181 INCHES NOMINAL FIRST END IN |
| Coil to Hook Inside Length | 0.626 INCHES NOMINAL SECOND END IN |
| Coil Quantity | 13 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.156 INCHES NOMINAL FIRST END IN |
| Hook Radius | 0.254 INCHES NOMINAL SECOND END 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 |
|---|---|
| 74791107-1 | Kalmar AC Inc (USA) |
| 74791107 PRIMARY | Kalmar AC Inc (USA) |
NSN 5360-01-047-7708 is a Spring,helical,extension, manufactured by Kalmar AC Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-047-7708 has 2 manufacturer part numbers on file: 74791107-1 (Kalmar AC Inc), 74791107 (Kalmar AC Inc).
Key specifications for 74791107: Spring Free Outside Diameter: 0.750 INCHES NOMINAL IN; End Style: RAISED HOOK SECOND END; End Style: SWIVEL HOOK FIRST END; 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.