主轴轴承B719..-C调节，成对安装，接触角α=15°，限制公差B71900-C-T-P4S；B71901-C-T-P4S；B71902-C-T-P4S；B71903-C-T-P4SB71904-C-T-P4S；B71905-C-T-P4S；B71906-C-T-P4S；B71907-C-T-P4SB71908-C-T-P4S；B71909-C-T-P4S；B71910-C-T-P4S；B71911-C-T-P4SB71912-C-T-P4S；B71913-C-T-P4S；B71914-C-T-P4S；B71915-C-T-P4SB71916-C-T-P4S；B71917-C-T-P4S；B71918-C-T-P4S；B71919-C-T-P4SB71920-C-T-P4S；B71921-C-T-P4S；B71922-C-T-P4S；B71924-C-T-P4SB71926-C-T-P4S；B71928-C-T-P4S；B71930-C-T-P4S；B71932-C-T-P4SB71934-C-T-P4S；B71936-C-T-P4S；B71938-C-T-P4S；B71940-C-T-P4SB71944-C-T-P4S；B71948-C-T-P4S主轴轴承B71934-C-T-P4S调节，成对安装，接触角α=15°，限制公差d170mm)