T406-31A: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: INVOLUTE SPLINE BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 3.5714 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-734-6748, 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 |
| body_style | PLAIN, SOLID |
| bore_style | INVOLUTE SPLINE BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 3.5714 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 25 |
| hardness_rating | 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| spline_quantity | 19 BOTH ENDS |
| style_designator | HUBLESS |
| surface_treatment | PHOSPHATE ZINC OVERALL |
| face_nominal_width | 1.562 INCHES IN |
| NSN | 3020-00-734-6748 |
| BORE NOMINAL DIAMETER | 2.771 INCHES BOTH ENDS IN |
| TEETH QUANTITY | 25 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-16232 TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| HARDNESS RATING | 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| STYLE DESIGNATOR | HUBLESS |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 1024 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 3.5714 INCHES NOMINAL IN |
| TOOTH FORM | STANDARD |