The Gear,worm Wheel, cataloged under National Stock Number 3020-01-292-8619, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-292-8619 |
| Primary Part Number | 2904770-1 |
| Item Name | Gear,worm Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Helix Angle | 14.0333 DEGREES |
| Hub Nominal Diameter | 0.500 INCHES FIRST END IN |
| Teeth Quantity | 30 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.220 INCHES FIRST END IN |
| Throat Nominal Radius | 0.333 INCHES IN |
| Face Type | CONCAVE |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-B-637,COMP 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.6240 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Hub Style Designator | PINNED FIRST END |
| Nominal Outside Diameter | 0.666 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Mating Thread Lead Quantity | 4 |
| Face Nominal Width | 0.188 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 |
|---|---|
| KBB-B9-1 | Nordex, Incorporated Dba Nordex Inc (USA) |
| WGP5-19 | Secs Inc (USA) |
| Q11-24 | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 2904770-1 | Raytheon Company (USA) |
| 2904770-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| W5-19 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| Reference | Meaning |
|---|---|
| KBB-B9-1 | 5/9 Secondary reference Nordex Inc |
| W48B29-F30 | 5/9 Secondary reference W. M. Berg, Inc. |
| 2904770-1 | 5/9 Secondary reference Raytheon Company Div Corp |
| DQ11C30 | 5/9 Secondary reference Allied Devices Corp Dba Absolute Precision Co |
NSN 3020-01-292-8619 is a Gear,worm Wheel, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-292-8619 has 6 manufacturer part numbers on file: KBB-B9-1 (Nordex, Incorporated Dba Nordex Inc), WGP5-19 (Secs Inc), Q11-24 (Roller Bearing Co of America, Inc Div Pic Design), 2904770-1 (Raytheon Company), 2904770-1 (Raytheon Company Dba Raytheon Co) and 1 more.
Key specifications for 2904770-1: Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN; Helix Angle: 14.0333 DEGREES; Hub Nominal Diameter: 0.500 INCHES FIRST END IN; Teeth Quantity: 30. 19 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.