SP17673: GEAR,HELICAL.
The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, body_style: PLAIN, SOLID, teeth_type: SINGLE HELIX, tooth_form: STUB, pitch_diameter: 3.8690 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-250-8089, 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 OVERALL |
| body_style | PLAIN, SOLID |
| teeth_type | SINGLE HELIX |
| tooth_form | STUB |
| pitch_diameter | 3.8690 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 25 |
| hardness_rating | 50.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL |
| tooth_direction | LEFT |
| style_designator | HUBLESS |
| face_nominal_width | 3.878 INCHES IN |
| bore_nominal_diameter | 2.5630 INCHES BOTH ENDS IN |
| NSN | 3020-00-250-8089 |
| BORE NOMINAL DIAMETER | 2.5630 INCHES BOTH ENDS IN |
| TEETH QUANTITY | 25 |
| BODY STYLE | PLAIN, SOLID |
| COUNTERBORE NOMINAL DIAMETER | 2.8342 INCHES BOTH ENDS IN |
| TOOTH DIRECTION | LEFT |
| TEETH TYPE | SINGLE HELIX |
| HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL |
| STYLE DESIGNATOR | HUBLESS |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4340 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 3.8690 INCHES NOMINAL IN |