The Spring,helical,extension, cataloged under National Stock Number 5360-00-070-4352, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-070-4352 |
| Primary Part Number | 412A158 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.687 INCHES NOMINAL IN |
| End Style | OFFSET HOOK, RIGHT ANGLE SECOND END |
| End Style | DOBBY HOOK FIRST END |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 2.187 INCHES NOMINAL FIRST END IN |
| Opening Width | 2.218 INCHES NOMINAL BOTH ENDS IN |
| Spring Free Length | 5.056 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 2.312 INCHES NOMINAL FIRST END IN |
| Coil to Hook Inside Length | 2.343 INCHES NOMINAL SECOND END IN |
| Inside Diameter | 0.527 INCHES NOMINAL IN |
| Coil Quantity | 20-3/5 |
| Coil Helix Direction | RIGHT-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 |
|---|---|
| 412A158 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 412A158 | 3/9 Design control — primary reference General Electric Co Switchgear and Control Division of Apparatus Group |
NSN 5360-00-070-4352 is a Spring,helical,extension, manufactured by General Electric Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-070-4352 has 1 manufacturer part number on file: 412A158 (General Electric Company).
Key specifications for 412A158: Spring Free Outside Diameter: 0.687 INCHES NOMINAL IN; End Style: OFFSET HOOK, RIGHT ANGLE SECOND END; End Style: DOBBY HOOK FIRST END; Design Type: CLOSED. 14 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.