The Spring,helical,extension, cataloged under National Stock Number 5360-00-773-5906, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-773-5906 |
| Primary Part Number | CN33A |
| 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 | 1.250 INCHES NOMINAL IN |
| End Style | RAISED HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.187 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 3.324 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.528 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.926 INCHES NOMINAL IN |
| Coil Quantity | 12 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.750 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 |
|---|---|
| CN33A PRIMARY | Link-Belt Cranes, L.p., Lllp (USA) |
| Reference | Meaning |
|---|---|
| CN33A | 5/9 Secondary reference Fmc Corp Link-Belt Div |
| CS75 | 5/9 Secondary reference Fmc Corp Link-Belt Div |
NSN 5360-00-773-5906 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 5360-00-773-5906 has 1 manufacturer part number on file: CN33A (Link-Belt Cranes, L.p., Lllp).
1 possible match (shared part number, not a government interchangeability claim): 5965-01-032-7236. Verify interchangeability with system specifications before substitution.
Key specifications for CN33A: Spring Free Outside Diameter: 1.250 INCHES NOMINAL IN; End Style: RAISED HOOK 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.