28121B: PULLEY,GROOVE.
The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include bearings: NOT INCLUDED, material: STEEL COMP 1040 OVERALL, bore_type: STRAIGHT, face_width: 2.5000 INCHES NOMINAL IN, bore_length: 2.500 INCHES NOMINAL IN, design_form: WEBBED. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-008-7941, 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.
| bearings | NOT INCLUDED |
| material | STEEL COMP 1040 OVERALL |
| bore_type | STRAIGHT |
| face_width | 2.5000 INCHES NOMINAL IN |
| bore_length | 2.500 INCHES NOMINAL IN |
| design_form | WEBBED |
| bore_feature | INCLUDED |
| groove_depth | 0.581 INCHES NOMINAL IN |
| bore_diameter | 2.938 INCHES NOMINAL IN |
| groove_radius | 0.344 INCHES NOMINAL IN |
| groove_quantity | 1 |
| lightening_hole | NOT INCLUDED |
| NSN | 3020-00-008-7941 |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| HUB OUTSIDE DIAMETER | 3.750 INCHES NOMINAL BOTH ENDS IN |
| BORE FEATURE | INCLUDED |
| SPLIT HUB FEATURE | NOT INCLUDED |
| BORE LENGTH | 2.500 INCHES NOMINAL IN |
| DESIGN FORM | WEBBED |
| GROOVE RADIUS | 0.344 INCHES NOMINAL IN |
| OUTSIDE DIAMETER | 9.0000 INCHES NOMINAL IN |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE 1040 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
No substitute or cross-reference records for this part.