The Spring,helical,extension, cataloged under National Stock Number 5360-00-075-0153, 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 11 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 | 5360-00-075-0153 |
| Primary Part Number | 74763183 |
| 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 | 0.875 INCHES NOMINAL IN |
| End Style | SWIVEL HOOK BOTH ENDS |
| Design Type | OPEN |
| Style Designator | CYLINDRICAL W/ CONVEX ENDS |
| Opening Width | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 4.375 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.750 INCHES NOMINAL BOTH ENDS IN |
| Coil Quantity | 26 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.250 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 |
|---|---|
| 74763183 PRIMARY | Kalmar AC Inc (USA) |
NSN 5360-00-075-0153 is a Spring,helical,extension, manufactured by Kalmar AC Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-075-0153 has 1 manufacturer part number on file: 74763183 (Kalmar AC Inc).
Key specifications for 74763183: Spring Free Outside Diameter: 0.875 INCHES NOMINAL IN; End Style: SWIVEL HOOK BOTH ENDS; Design Type: OPEN; Style Designator: CYLINDRICAL W/ CONVEX ENDS. 11 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.