The Spring,helical,extension, cataloged under National Stock Number 5360-01-112-7157, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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 | 5360-01-112-7157 |
| Primary Part Number | 558248 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN |
| End Style | SHORT TWISTED HOOK FIRST END |
| End Style | MACHINE LOOP SECOND END |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.430 INCHES MINIMUM AND 1.492 INCHES MAXIMUM IN |
| Spring Deflection Rate | 5.390 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.175 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| Coil Quantity | 28 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| 558248 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5360-01-112-7157 is a Spring,helical,extension, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-112-7157 has 1 manufacturer part number on file: 558248 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 558248: Spring Free Outside Diameter: 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN; End Style: SHORT TWISTED HOOK FIRST END; End Style: MACHINE LOOP SECOND END; Design Type: CLOSED. 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.