The COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, thickness: 1.495 INCHES MINIMUM AND 1.496 INCHES MAXIMUM IN, bore_diameter: 0.6260 INCHES MINIMUM AND 0.6290 INCHES MAXIMUM IN, surface_finish: 63 MICROINCHES OUTSIDE PERIPHERY, outside_diameter: 2.000 INCHES NOMINAL IN, style_designator: PLAIN ROUND. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-486-3894, 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 | NICKEL ALLOY |
| thickness | 1.495 INCHES MINIMUM AND 1.496 INCHES MAXIMUM IN |
| bore_diameter | 0.6260 INCHES MINIMUM AND 0.6290 INCHES MAXIMUM IN |
| surface_finish | 63 MICROINCHES OUTSIDE PERIPHERY |
| outside_diameter | 2.000 INCHES NOMINAL IN |
| style_designator | PLAIN ROUND |
| surface_treatment | PAINT |
| nominal_thread_size | 0.250 INCHES THREAD IN |
| securing_hole_quantity | 3 |
| end_item_identification | LOS ANGELES CLASS SSN (688) |
| hole_diameter_and_location | 0.2500 INCHES NOMINAL 2ND HOLE AND 0.2500 INCHES NOMINAL 3RD HOLE IN |
| securing_hole_type_and_location | THREADED-COUNTERSUNK 1ST HOLE AND UNTHREADED 2ND HOLE AND UNTHREADED 3RD HOLE |
| NSN | 3040-01-486-3894 |
| SURFACE FINISH | 63 MICROINCHES OUTSIDE PERIPHERY |
| SECURING HOLE QUANTITY | 3 |
| END ITEM IDENTIFICATION | LOS ANGELES CLASS SSN (688) |
| ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG | 90.0 AND 180.0 |
| SURFACE TREATMENT | PAINT |
| STYLE DESIGNATOR | PLAIN ROUND |
| NOMINAL THREAD SIZE | 0.250 INCHES THREAD IN |
| HOLE DIAMETER AND LOCATION | 0.2500 INCHES NOMINAL 2ND HOLE AND 0.2500 INCHES NOMINAL 3RD HOLE IN |
| SPECIAL FEATURES | ALL 3 SECURING HOLES ARE 0.750 IN. NOM. FROM ONE END. TWO PARALLEL SIDES FLATTENED TO 1.750 IN. UNTHREADED SECURING HOLES GO THROUGH CENTER OF FLATS. PART OF RETRACTABLE BOW PLANES EMERGENCY FOLLOW-UP AND XMTR DRIVE ASSEMBLY IN |
| COUNTERSUNK HOLE ANGLE IN DEG AND LOCATION | 90.0 1ST HOLE |