The Spring,helical,extension, cataloged under National Stock Number 5360-00-045-9728, 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. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-045-9728 |
| Primary Part Number | 369A8232 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.420 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN |
| End Style | EXTENDED LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5698 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 6.250 INCHES MINIMUM AND 6.310 INCHES MAXIMUM IN |
| Coil to Hook Inside Length | 1.700 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.322 INCHES NOMINAL IN |
| Stock Diameter | 0.064 INCHES NOMINAL IN |
| Coil Quantity | 40 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | NICKEL ALLOY X-750 OVERALL |
| End Angular Relationship | ENDS PARALLEL ONE TO OTHER |
| Hook Radius | 0.313 INCHES MINIMUM AND 0.350 INCHES MAXIMUM FIRST END IN |
| Hook Radius | 0.438 INCHES MINIMUM AND 0.475 INCHES MAXIMUM 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 |
|---|---|
| 369A8232 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 369A8232 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5360-00-045-9728 is a Spring,helical,extension, manufactured by The Boeing Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-045-9728 has 1 manufacturer part number on file: 369A8232 (The Boeing Company).
Key specifications for 369A8232: Spring Free Outside Diameter: 0.420 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN; End Style: EXTENDED LOOP BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 15 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.