Internal Gears

TYPES OF GEARS	MAJOR DIAMETER	MINIMUM DIAMETER	MAX. DIM PITCH	MIN. DIM PITCH	LENGTH OF CUT	HELIX
SPURS	35″ (88.90)	.750″ (1.905)	2 (2.08)	120 (304.80)	8″ (20.32)	–
SPLINES (Involute)	35″ (88.90)	.750″ (1.905)	2/4 (12.7/6.35)	64/128 (162.56/325.12)	8″ (20.32)	–
SPLINES (Straight Sided)	35″ (88.90)	.750″ (1.905)	1.75 (4.45)	.0625 (.1588)	8″ (20.32)	–
SERRATIONS	35″ (88.90)	.750″ (1.905)	.250″ (.635)	.062 (.157)	8″ (20.32)	–
KEYWAYS	72″ (182.88)	. 500″ (1.27)	3″ (7.62)	.500″ (1.27)	8″ (20.32)	–
SPECIAL FORMS	38″ (96.52)	.500″ (1.27)	3″ (7.62)	500″ (1.27))	8″ (20.32)	–

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