The Spring,helical,extension, cataloged under National Stock Number 5360-01-043-0253, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-043-0253 |
| Primary Part Number | 42-00081-001 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.296 INCHES NOMINAL IN |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Inside Diameter | 0.226 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 42-00081-001 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 030-0134969 | 5/9 Secondary reference Ncr Corporation Dba Ncr |
NSN 5360-01-043-0253 is a Spring,helical,extension, manufactured by Raytheon Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-043-0253 has 1 manufacturer part number on file: 42-00081-001 (Raytheon Company).
Key specifications for 42-00081-001: Spring Free Outside Diameter: 0.296 INCHES NOMINAL IN; Design Type: CLOSED; Style Designator: CYLINDRICAL; Inside Diameter: 0.226 INCHES NOMINAL IN. 6 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.