Ump Model Name Model External Diameter mm Inner diameter mm Width mm Piece Weight Kg

Old Model New Model

F500 Crosshead bearing 5G354920Q NNAL6/101.6Q4/

C5W33XYA2 171.45 101.6 133.35 13.5

F800 Crosshead bearing 5G254735Q NNAL6/177.8-1Q4/

C5W33XYA2 244.475 177.8 161.925 23.6

F1000 Crosshead bearing 5G254936Q NNAL6/177.8-2Q4/

C5W33XYA2 257.175 177.8 196.85 34.2

F1300 Crosshead bearing 254941QU NNAL6/206.375Q4/

W33XYA2 285.75 206.375 222.25 44.9

F1600 Crosshead bearing 254941QU NNAL6/206.375Q4/

W33XYA2 285.75 206.375 222.25 44.9

F2200 Crosshead bearing 4G154946Q NNAL6/230Q4/C4YA2 340 230 206 67.7