801-6641191: ADAPTER,STRAIGHT,FLANGE TO PIPE.
ADAPTER,STRAIGHT,FLANGE TO PIPE. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: STRAIGHT SPLINE BOTH ENDS, pitch_diameter: 6.0000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 24. This part is cataloged in the U.S.
Government catalog under NSN 5365-01-388-0904, 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 |
| body_style | PLAIN, SOLID |
| bore_style | STRAIGHT SPLINE BOTH ENDS |
| pitch_diameter | 6.0000 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 24 |
| spline_quantity | 8 BOTH ENDS |
| style_designator | PROTRUDING HUBS |
| face_nominal_width | 3.250 INCHES IN |
| hub_nominal_diameter | 5.374 INCHES BOTH ENDS IN |
| hub_style_designator | PLAIN BOTH ENDS |
| bore_nominal_diameter | 4.723 INCHES BOTH ENDS IN |
| NSN | 5365-01-388-0904 |
| OVERALL THICKNESS | 0.015 INCHES NOMINAL IN |
| STYLE DESIGNATOR | NON-CIRCULAR W/BOLT HOLES |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 0.500 INCHES NOMINAL IN |
| OVERALL WIDTH | 0.600 INCHES NOMINAL IN |
| APERTURE DIAMETER | 3.406 INCHES NOMINAL IN |
| BOLT HOLE QUANTITY | 5 |
| MATERIAL | COPPER ALLOY 260 |
| HOLE DIAMETER | 0.656 INCHES NOMINAL IN |
| CONSTRUCTION | ONE-PIECE |