40084-2: TUBE ASSY,NO.2,AIRC.
Genuine Ricoh 400842 black laser toner drum unit designed for the Ricoh Aficio CL3000 laser toner printers. Replaced by Ricoh 402524. Key specifications include material: STEEL COMP 416 OVERALL, bore_style: PLAIN BOTH ENDS, design_type: SPUR FIRST GEAR, construction: SOLID, attachment_method: MOUNTING HOLE, surface_treatment: PASSIVATE OVERALL.
This part is cataloged in the U.S. Government catalog under NSN 3020-00-711-2079, 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 416 OVERALL |
| bore_style | PLAIN BOTH ENDS |
| design_type | SPUR FIRST GEAR |
| construction | SOLID |
| attachment_method | MOUNTING HOLE |
| surface_treatment | PASSIVATE OVERALL |
| hub_nominal_length | 0.3710 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| hub_nominal_diameter | 0.500 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| hub_style_designator | PLAIN BETWEEN FIRST AND SECOND GEAR |
| bore_nominal_diameter | 0.250 INCHES BOTH ENDS IN |
| nominal_overall_length | 0.631 INCHES IN |
| nominal_outside_diameter | 0.874 INCHES SECOND GEAR IN |
| NSN | 3020-00-711-2079 |
| BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 0.500 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| DESIGN TYPE | SPUR SECOND GEAR |
| DESIGN TYPE | SPUR FIRST GEAR |
| BORE STYLE | PLAIN BOTH ENDS |
| PRECISION CLASSIFICATION | QUALITY NUMBER 12 ALL GEARS |
| NOMINAL OVERALL LENGTH | 0.631 INCHES IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 416 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| HUB NOMINAL LENGTH | 0.3710 INCHES BETWEEN FIRST AND SECOND GEAR IN |
No substitute or cross-reference records for this part.