291KD1157: GEAR,WORM.
The GEAR,WORM is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, pitch_diameter: 2.1570 INCHES MINIMUM AND 2.1580 INCHES MAXIMUM IN, style_designator: HUBLESS, face_nominal_width: 0.844 INCHES IN, end_item_identification: ARGO TACH AND TC 15 SERIES, nominal_outside_diameter: 3.202 INCHES IN. This part is cataloged in the U.S.
Government catalog under NSN 3020-01-552-7959, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL OVERALL |
| pitch_diameter | 2.1570 INCHES MINIMUM AND 2.1580 INCHES MAXIMUM IN |
| special_features | SIDES TO BE PARALLEL AND AT RIGHT ANGLES TO BORE WITHIN .002 T.I.R.; MODIFY TOOTH CUT TO PROVIDE FROM .002 - .006 BACKLASH |
| style_designator | HUBLESS |
| face_nominal_width | 0.844 INCHES IN |
| end_item_identification | ARGO TACH AND TC 15 SERIES |
| nominal_outside_diameter | 3.202 INCHES IN |
| part_name_assigned_by_controlling_agency | SPEEDOMETER DRIVE WORM |
| NSN | 3020-01-552-7959 |
| STYLE DESIGNATOR | HUBLESS |
| PITCH DIAMETER | 2.1570 INCHES MINIMUM AND 2.1580 INCHES MAXIMUM IN |
| NOMINAL OUTSIDE DIAMETER | 3.202 INCHES IN |
| SPECIAL FEATURES | SIDES TO BE PARALLEL AND AT RIGHT ANGLES TO BORE WITHIN .002 T.I.R.; MODIFY TOOTH CUT TO PROVIDE FROM .002 - .006 BACKLASH |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SPEEDOMETER DRIVE WORM |
| END ITEM IDENTIFICATION | ARGO TACH AND TC 15 SERIES |
| MATERIAL | STEEL OVERALL |
| FACE NOMINAL WIDTH | 0.844 INCHES IN |
No substitute or cross-reference records for this part.