A3245934: COLLAR,SHAFT.
The COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340, thickness: 2.1300 INCHES NOMINAL IN, bore_diameter: 0.7500 INCHES NOMINAL IN, outside_diameter: 2.0000 INCHES NOMINAL IN, style_designator: ROUND STEPPED, surface_treatment: CHROMATE ZINC. This part is cataloged in the U.S.
Government catalog under NSN 3040-01-430-7348, 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 |
| thickness | 2.1300 INCHES NOMINAL IN |
| bore_diameter | 0.7500 INCHES NOMINAL IN |
| outside_diameter | 2.0000 INCHES NOMINAL IN |
| style_designator | ROUND STEPPED |
| surface_treatment | CHROMATE ZINC |
| small_end_diameter | 1.2500 INCHES NOMINAL IN |
| securing_hole_quantity | 4 |
| end_item_identification | 3990-01-387-4532 |
| largest_diameter_length | 0.1250 INCHES NOMINAL IN |
| hole_diameter_and_location | 0.1900 INCHES NOMINAL ALL HOLES IN |
| securing_hole_type_and_location | UNTHREADED ALL HOLES |
| NSN | 3040-01-430-7348 |
| SECURING HOLE TYPE AND LOCATION | UNTHREADED ALL HOLES |
| LARGEST DIAMETER LENGTH | 0.1250 INCHES NOMINAL IN |
| STYLE DESIGNATOR | ROUND STEPPED |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 4340 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4340 ASSN STD SINGLE MATERIAL RESPONSE |
| OUTSIDE DIAMETER | 2.0000 INCHES NOMINAL IN |
| HOLE DIAMETER AND LOCATION | 0.1900 INCHES NOMINAL ALL HOLES IN |
| ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG | 90.0 |
| SMALL END DIAMETER | 1.2500 INCHES NOMINAL IN |
| SECURING HOLE QUANTITY | 4 |
| SURFACE TREATMENT | CHROMATE ZINC |
No substitute or cross-reference records for this part.