8447497: GEAR,INTERNAL.
The GEAR,INTERNAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 8640 OVERALL, body_style: PLAIN, SOLID, bore_style: INVOLUTE SPLINE BOTH ENDS, teeth_type: SPUR, tooth_form: STANDARD, pitch_diameter: 5.4545 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 3020-01-045-9204, 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 OR STEEL COMP 8640 OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | INVOLUTE SPLINE BOTH ENDS |
| teeth_type | SPUR |
| tooth_form | STANDARD |
| pitch_diameter | 5.4545 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 90 |
| hardness_rating | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| spline_quantity | 39 BOTH ENDS |
| style_designator | SOLID BACK RING, PROTRUDING HUB, RECESSED HUB |
| attachment_method | MOUNTING HOLE |
| NSN | 3020-01-045-9204 |
| NOMINAL WIDTH ACROSS FLATS | 4.250 INCHES BETWEEN BODY AND FLANGE IN |
| BORE NOMINAL DIAMETER | 1.714 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 2.140 INCHES FIRST END IN |
| BACKLASH DESIGNATION | GRADE A |
| TEETH QUANTITY | 90 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 FN5.3.2.2 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH FLANGE |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.645 INCHES FIRST END IN |
No substitute or cross-reference records for this part.