531490-2: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, body_style: PLAIN, SOLID, bore_style: INVOLUTE SPLINE BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 3.4365 INCHES MINIMUM AND 3.4375 INCHES MAXIMUM IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-477-6854, 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 4130 OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | INVOLUTE SPLINE BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 3.4365 INCHES MINIMUM AND 3.4375 INCHES MAXIMUM IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 55 |
| hardness_rating | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| style_designator | PROTRUDING HUB |
| surface_treatment | PHOSPHATE OVERALL |
| face_nominal_width | 0.650 INCHES IN |
| hub_nominal_diameter | 3.270 INCHES FIRST END IN |
| NSN | 3020-00-477-6854 |
| HUB NOMINAL DIAMETER | 3.270 INCHES FIRST END IN |
| TEETH QUANTITY | 55 |
| BODY STYLE | PLAIN, SOLID |
| COUNTERBORE NOMINAL DIAMETER | 3.000 INCHES SECOND END IN |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.480 INCHES FIRST END IN |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL OVERALL LENGTH | 1.130 INCHES IN |
| STYLE DESIGNATOR | PROTRUDING HUB |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
No substitute or cross-reference records for this part.