BYLH554-50: GEAR CLUSTER.
The GEAR CLUSTER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_style: PLAIN BOTH ENDS, design_type: SPUR FIRST GEAR, construction: ASSEMBLED, hardness_rating: 34.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH, surface_treatment: OXIDE OVERALL. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-403-7888, 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 |
| bore_style | PLAIN BOTH ENDS |
| design_type | SPUR FIRST GEAR |
| construction | ASSEMBLED |
| hardness_rating | 34.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH |
| surface_treatment | OXIDE OVERALL |
| hub_nominal_length | 0.016 INCHES FIRST END IN |
| hub_nominal_diameter | 0.205 INCHES FIRST END IN |
| hub_style_designator | PLAIN FIRST END |
| bore_nominal_diameter | 0.096 INCHES BOTH ENDS IN |
| nominal_outside_diameter | 0.281 INCHES SECOND GEAR IN |
| furnished_items_and_quantity | 1 EXTERNALLY LUBRICATED BEARING |
| NSN | 3020-00-403-7888 |
| FURNISHED ITEMS AND QUANTITY | 1 EXTERNALLY LUBRICATED BEARING |
| BORE NOMINAL DIAMETER | 0.096 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 0.205 INCHES FIRST END IN |
| DESIGN TYPE | SPUR SECOND GEAR |
| DESIGN TYPE | SPUR FIRST GEAR |
| BORE STYLE | PLAIN BOTH ENDS |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM TEETH |
| HARDNESS RATING | 47.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM HUB |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-8559 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR |
| HUB STYLE DESIGNATOR | PLAIN FIRST END |
No substitute or cross-reference records for this part.