The Spring,helical,extension, cataloged under National Stock Number 5360-00-088-9056, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 20 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 | 5360-00-088-9056 |
| Primary Part Number | 32-65139-7 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.540 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | PS13145,TYPE 1,CLASS 2,MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Load Rating | 72.00 POUNDS NOMINAL LBS |
| End Style | FULL LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.190 INCHES NOMINAL SECOND END IN |
| Opening Width | 0.110 INCHES NOMINAL FIRST END IN |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.690 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.930 INCHES NOMINAL SECOND END IN |
| Coil to Hook Inside Length | 0.720 INCHES NOMINAL FIRST END IN |
| Inside Diameter | 0.360 INCHES NOMINAL IN |
| Spring Length Under Load | 3.160 INCHES NOMINAL IN |
| Coil Quantity | 9-1/2 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL UNS K08500 OVERALL |
| Hook Radius | 0.180 INCHES NOMINAL FIRST END IN |
| Hook Radius | 0.260 INCHES NOMINAL SECOND END 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 |
|---|---|
| 32-65139-7 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5360-00-088-9056 is a Spring,helical,extension, manufactured by The Boeing Company Div Defense, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-088-9056 has 1 manufacturer part number on file: 32-65139-7 (The Boeing Company Div Defense).
Key specifications for 32-65139-7: Spring Free Outside Diameter: 0.540 INCHES NOMINAL IN; Surface Treatment Document and Classification: PS13145,TYPE 1,CLASS 2,MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE OVERALL; Load Rating: 72.00 POUNDS NOMINAL LBS; End Style: FULL LOOP BOTH ENDS. 20 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.