The LACING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, body_style: WEBBED, OFFSET, SOLID, bore_style: W/ KEYWAY BOTH ENDS, tooth_form: SPECIAL, pitch_diameter: 1.7916 INCHES NOMINAL IN, pressure_angle: 25.0000 DEGREES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2925-00-090-4910, 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 OVERALL |
| body_style | WEBBED, OFFSET, SOLID |
| bore_style | W/ KEYWAY BOTH ENDS |
| tooth_form | SPECIAL |
| pitch_diameter | 1.7916 INCHES NOMINAL IN |
| pressure_angle | 25.0000 DEGREES |
| teeth_quantity | 43 |
| hardness_rating | 42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL |
| style_designator | ONE PROTRUDING HUB, ONE RECESSED HUB |
| face_nominal_width | 0.290 INCHES IN |
| backlash_designation | GRADE C |
| hub_nominal_diameter | 0.810 INCHES SECOND END IN |
| NSN | 2925-00-090-4910 |