1395AS220: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OR STEEL COMP 4130 OR STEEL COMP 4140 OVERALL, body_style: WEBBED, OFFSET, WITH LIGHTENING HOLES, bore_style: INVOLUTE SPLINE BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 3.9000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-01-246-7827, 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 4340 OR STEEL COMP 4130 OR STEEL COMP 4140 OVERALL |
| body_style | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| bore_style | INVOLUTE SPLINE BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 3.9000 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 39 |
| hardness_rating | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| spline_quantity | 19 BOTH ENDS |
| style_designator | PROTRUDING HUBS |
| surface_treatment | PHOSPHATE OVERALL |
| face_nominal_width | 0.250 INCHES IN |
| NSN | 3020-01-246-7827 |
| BORE NOMINAL DIAMETER | 0.662 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 0.870 INCHES BOTH ENDS IN |
| TEETH QUANTITY | 39 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.100 INCHES SECOND END IN |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.160 INCHES FIRST END IN |
| HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| STYLE DESIGNATOR | PROTRUDING HUBS |
No substitute or cross-reference records for this part.