The Spring,helical,extension, cataloged under National Stock Number 5360-01-214-0065, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Link-Belt Cranes, L.p., Lllp. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-214-0065 |
| Primary Part Number | HC121 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Link-Belt Cranes, L.p., Lllp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.000 INCHES NOMINAL IN |
| End Style | MACHINE LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.375 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 8.000 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.813 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Coil Quantity | 48 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.438 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 |
|---|---|
| HC121 PRIMARY | Link-Belt Cranes, L.p., Lllp (USA) |
NSN 5360-01-214-0065 is a Spring,helical,extension, manufactured by Link-Belt Cranes, L.p., Lllp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-214-0065 has 1 manufacturer part number on file: HC121 (Link-Belt Cranes, L.p., Lllp).
Key specifications for HC121: Spring Free Outside Diameter: 1.000 INCHES NOMINAL IN; End Style: MACHINE LOOP BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 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.