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Boston 30215972 10212 NA60A DIAMETRAL PITCH: 20 D.P. TEETH: 60 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215973 10214 NA64A DIAMETRAL PITCH: 20 D.P. TEETH: 64 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215974 10216 NA70 DIAMETRAL PITCH: 20 D.P. TEETH: 70 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215977 10222 NA84 DIAMETRAL PITCH: 20 D.P. TEETH: 84 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215978 10224 NA90 DIAMETRAL PITCH: 20 D.P. TEETH: 90 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215979 10226 NA96 DIAMETRAL PITCH: 20 D.P. TEETH: 96 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215105 09706 NB12 B DIAMETRAL PITCH: 16 D.P. TEETH: 12 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215999 10266 NB120 DIAMETRAL PITCH: 16 D.P. TEETH: 120 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215106 09708 NB13B DIAMETRAL PITCH: 16 D.P. TEETH: 13 PRESSURE ANGLE: 14.5 DEGREE

Boston 30216001 10270 NB144 DIAMETRAL PITCH: 16 D.P. TEETH: 144 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215108 09712 NB15B DIAMETRAL PITCH: 16 D.P. TEETH: 15 PRESSURE ANGLE: 14.5 DEGREE

Boston 30216002 10272 NB160 DIAMETRAL PITCH: 16 D.P. TEETH: 160 PRESSURE ANGLE: 14.5 DEGREE