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Boston 30215988 10244 NB40A DIAMETRAL PITCH: 16 D.P. TEETH: 40 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215989 10246 NB48A DIAMETRAL PITCH: 16 D.P. TEETH: 48 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215990 10248 NB54 DIAMETRAL PITCH: 16 D.P. TEETH: 54 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215993 10254 NB64 DIAMETRAL PITCH: 16 D.P. TEETH: 64 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215994 10256 NB72 DIAMETRAL PITCH: 16 D.P. TEETH: 72 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215995 10258 NB80 DIAMETRAL PITCH: 16 D.P. TEETH: 80 PRESSURE ANGLE: 14.5 DEGREE

Boston 30215124 09744 ND11 B DIAMETRAL PITCH: 12 D.P. TEETH: 11 PRESSURE ANGLE: 14.5 DEGREE

Boston 30216016 10300 ND112 DIAMETRAL PITCH: TEETH: PRESSURE ANGLE: 14.5 DEGREE

Boston 30215126 09748 ND13 B DIAMETRAL PITCH: 12 D.P. TEETH: 13 PRESSURE ANGLE: 14.5 DEGREE