The Sprocket Wheel, cataloged under National Stock Number 3020-01-182-7957, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-182-7957 |
| Primary Part Number | 7-317236208 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Bore Length | 0.941 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Outside Diameter | 3.624 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 2.932 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Counterbore Depth | 0.252 INCHES NOMINAL IN |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 10 |
| Counterbore Location | BOTH ENDS |
| Hardness Rating Test Method | NOT RATED |
| Spline Quantity | 10 |
| Counterbore Diameter | 0.874 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Furnished Items | COUNTERBORE |
| Face Width | 0.939 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7-317236208 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-317236208 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 3020-01-182-7957 is a Sprocket Wheel, manufactured by The Boeing Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-182-7957 has 1 manufacturer part number on file: 7-317236208 (The Boeing Company).
Key specifications for 7-317236208: Bore Length: 0.941 INCHES NOMINAL IN; Design Form: PLAIN; Outside Diameter: 3.624 INCHES NOMINAL IN; Style Designator: PLAIN. 16 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.
NSN 3020-01-182-7957 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.