The Gear,worm, cataloged under National Stock Number 3020-00-033-9656, 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 General Electric Company. Government technical data includes 10 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 | 3020-00-033-9656 |
| Primary Part Number | 668A759P21 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Thread Form Direction | LEFT-HAND |
| Bore Nominal Diameter | 0.375 INCHES BOTH ENDS IN |
| Helix Angle | 4.0833 DEGREES |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.438 INCHES FIRST END IN |
| Nominal Overall Length | 1.688 INCHES IN |
| Pitch Diameter | 0.9970 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 0.873 INCHES IN |
| Face Nominal Width | 1.250 INCHES 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 |
|---|---|
| 668A759P21 PRIMARY | General Electric Company (USA) |
NSN 3020-00-033-9656 is a Gear,worm, manufactured by General Electric Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-033-9656 has 1 manufacturer part number on file: 668A759P21 (General Electric Company).
Key specifications for 668A759P21: Thread Form Direction: LEFT-HAND; Bore Nominal Diameter: 0.375 INCHES BOTH ENDS IN; Helix Angle: 4.0833 DEGREES; Bore Style: PLAIN BOTH ENDS. 10 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.