543637: MOUNTING BASE,ELECTRICAL EQUIPME.
MOUNTING BASE,ELECTRICAL EQUIPME. Key specifications include material: STEEL COMP 4140 OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 1.3125 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-288-1439, 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 4140 OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | W/ KEYWAY BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 1.3125 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 21 |
| hardness_rating | 30.0 ROCKWELL C NOMINAL OVERALL |
| style_designator | HUBLESS |
| face_nominal_width | 0.625 INCHES IN |
| keyway_nominal_width | 0.1250 INCHES FIRST END IN |
| bore_nominal_diameter | 0.503 INCHES FIRST END IN |
| NSN | 3020-00-288-1439 |
| KEYWAY NOMINAL WIDTH | 0.1250 INCHES FIRST END IN |
| BORE NOMINAL DIAMETER | 0.503 INCHES FIRST END IN |
| TEETH QUANTITY | 21 |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| HARDNESS RATING | 30.0 ROCKWELL C NOMINAL OVERALL |
| STYLE DESIGNATOR | HUBLESS |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 1.3125 INCHES NOMINAL IN |
| TOOTH FORM | STANDARD |
No substitute or cross-reference records for this part.