型号 轴承型号 尺寸(mm) d D B c SGE5PW     SGE5PW 5 13 8 6 SGE6PW     SGE6PW 6 16 9 6.75 SGE8PW     SGE8PW 8 19 12 9 SGE10PW     SGE10PW 10 22 14 10.5 SGE12PW     SGE12PW 12 26 16 12 SGE14PW     SGE14PW 14 28 19 13.5 SGE16PW     SGE16PW 16 32 21 15 SGE18PW     SGE18PW 18 35 23 16.5 SGE20PW     SGE20PW 20 40 25 18 SGE22PW     SGE22PW 22 42 28 20 SGE25PW     SGE25PW 25 47 31 22 SGE30PW     SGE30PW 30 55 37 25