The COUPLING,SHAFT,FLEXIBLE is a the manufacturer industrial component. Key specifications include bore_shape: SPLINED FIRST END, design_type: INTERNAL GEAR, spline_length: 3.031 INCHES NOMINAL SECOND END IN, overall_length: 6.21875 INCHES NOMINAL IN, spline_quantity: 6 SECOND END, outside_diameter: 8.375 INCHES NOMINAL 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 3110-00-144-8569, 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.
| bore_shape | SPLINED FIRST END |
| design_type | INTERNAL GEAR |
| spline_length | 3.031 INCHES NOMINAL SECOND END IN |
| overall_length | 6.21875 INCHES NOMINAL IN |
| spline_quantity | 6 SECOND END |
| outside_diameter | 8.375 INCHES NOMINAL IN |
| counterbore_depth | 0.4060 INCHES NOMINAL BOTH ENDS IN |
| features_provided | COUNTERBORE AND EXPOSED COUPLING BOLT TYPE AND FLOATING SHAFT |
| counterbore_diameter | 2.2500 INCHES MINIMUM AND 2.2510 INCHES MAXIMUM FIRST END IN |
| spline_major_diameter | 2.2490 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM SECOND END IN |
| spline_minor_diameter | 1.9110 INCHES MINIMUM AND 1.9130 INCHES MAXIMUM FIRST END IN |
| NSN | 3110-00-144-8569 |
| OVERALL WIDTH | 42.0 MILLIMETERS NOMINAL MM |
| OVERALL OUTSIDE DIAMETER | 180.00 MILLIMETERS NOMINAL MM |
| INTERNAL FIT-UP DESIGNATION | STANDARD |
| STANDARD TOLERANCE DESIGNATION | ABEC NO.1 |
| LOAD DIRECTION | RADIAL |
| MATERIAL | STEEL OVERALL |
| BORE SHAPE | STRAIGHT |
| SPECIFICATION/STANDARD DATA | 81348-FF-B-171 GOVERNMENT SPECIFICATION |
| NONDEFINITIVE SPEC/STD DATA | 111 TYPE AND 1 CLASS AND 00 GRADE |
| STYLE DESIGNATOR | NON-LOADING GROOVE, NON-SEPARABLE |