The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, cone_width: 0.9688 INCHES NOMINAL IN, bore_diameter: 1.3750 INCHES NOMINAL IN, hole_diameter: 3.988 INCHES MINIMUM AND 4.018 INCHES MAXIMUM IN, hardness_rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM, outside_diameter: 4.812 INCHES MINIMUM AND 4.857 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-078-4352, 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 |
| cone_width | 0.9688 INCHES NOMINAL IN |
| bore_diameter | 1.3750 INCHES NOMINAL IN |
| hole_diameter | 3.988 INCHES MINIMUM AND 4.018 INCHES MAXIMUM IN |
| hardness_rating | 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM |
| outside_diameter | 4.812 INCHES MINIMUM AND 4.857 INCHES MAXIMUM IN |
| style_designator | NORMAL ANGLE |
| cone_corner_radius | 0.1406 INCHES NOMINAL IN |
| material_thickness | 0.088 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| external_key_quantity | 19 |
| external_prebent_key_width | 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN |
| internal_prebent_key_width | 0.313 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN |
| NSN | 3020-01-078-4352 |