B121-289: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1335 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 1.0600 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-396-1772, 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 COMP 1335 OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | PLAIN BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 1.0600 INCHES NOMINAL IN |
| pressure_angle | 14.5000 DEGREES |
| teeth_quantity | 34 |
| hardness_rating | 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| style_designator | PROTRUDING HUBS |
| surface_treatment | CADMIUM OVERALL |
| face_nominal_width | 0.187 INCHES IN |
| hub_nominal_diameter | 0.437 INCHES FIRST END IN |
| NSN | 3020-00-396-1772 |
| BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 0.437 INCHES FIRST END IN |
| HUB NOMINAL DIAMETER | 0.375 INCHES SECOND END IN |
| TEETH QUANTITY | 34 |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | PLAIN BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.016 INCHES SECOND END IN |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.250 INCHES FIRST END IN |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL OVERALL LENGTH | 0.453 INCHES IN |
No substitute or cross-reference records for this part.