The Gear,helical, cataloged under National Stock Number 3020-00-245-8347, 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 20 specifications, cited from the U.S. Government catalog. The record lists 13 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-245-8347 |
| Primary Part Number | W6648338SH1PC6 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Keyway Nominal Width | 0.375 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 1.4998 INCHES BOTH ENDS IN |
| Helix Angle | 40.0199 DEGREES |
| Hub Nominal Diameter | 2.570 INCHES BOTH ENDS IN |
| Teeth Quantity | 18 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.188 INCHES BOTH ENDS IN |
| Teeth Type | SINGLE HELIX |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | MIL-S-890,CLASS AC MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.9380 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 3.223 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.953 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 2.625 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 |
|---|---|
| W6648338SH1PC6 PRIMARY | General Electric Company (USA) |
| WW6650338SH3PC7 PRIMARY | General Electric Company (USA) |
| WW8440360PC91 PRIMARY | General Electric Company (USA) |
| W6650839SH1PC7 PRIMARY | General Electric Company (USA) |
| W6648338SH3PC6 PRIMARY | General Electric Company (USA) |
| WW6680755PC121 PRIMARY | General Electric Company (USA) |
| WW6650457PC24 PRIMARY | General Electric Company (USA) |
| WW6650338SH1PC7 PRIMARY | General Electric Company (USA) |
| WW8442575SH1PC6 PRIMARY | General Electric Company (USA) |
| 6671210-1 PRIMARY | General Electric Company (USA) |
| WW8442575SH3PC6 PRIMARY | General Electric Company (USA) |
| 6650839SH3PC7 PRIMARY | General Electric Company (USA) |
| WW6650107PC31 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| WW8440360PC91 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW6650338SH1PC7 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW8442575SH1PC6 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 6650839SH3PC7 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| W6650839SH1PC7 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW6650457PC24 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 6671210-1 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| W6648338SH1PC6 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW6650107PC31 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW8442575SH3PC6 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW6650338SH3PC7 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| W6648338SH3PC6 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW6680755PC121 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
NSN 3020-00-245-8347 is a Gear,helical, manufactured by General Electric Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-245-8347 has 13 manufacturer part numbers on file: W6648338SH1PC6 (General Electric Company), WW6650338SH3PC7 (General Electric Company), WW8440360PC91 (General Electric Company), W6650839SH1PC7 (General Electric Company), W6648338SH3PC6 (General Electric Company) and 8 more.
Key specifications for W6648338SH1PC6: Keyway Nominal Width: 0.375 INCHES BOTH ENDS IN; Bore Nominal Diameter: 1.4998 INCHES BOTH ENDS IN; Helix Angle: 40.0199 DEGREES; Hub Nominal Diameter: 2.570 INCHES BOTH ENDS IN. 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.