Page:Practical Treatise on Milling and Milling Machines.djvu/243

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TABLE OF LEADS, 7.920″ TO 9.302″

	DRIVEN	DRIVER	DRIVEN	DRIVER
LEAD IN INCHES	GEAR ON WORM	1ST GEAR ON STUD	2nd GEAR ON STUD	GEAR ON SCREW
7.920	72	40	44	100
7.936	100	56	32	72
7.954	40	32	28	44
7.955	56	44	40	64
7.963	86	48	32	72
7.974	48	28	40	86
7.994	100	64	44	86
8.000	64	32	40	100
8.000	32	24	24	40
8.000	64	40	24	48
8.000	64	40	48	56
8.000	56	28	40	100
8.000	48	24	40	100
8.021	44	32	28	48
8.021	44	24	28	64
8.021	56	48	44	64
8.035	72	56	40	64
8.063	86	40	24	64
8.081	64	44	40	72
8.102	100	48	28	72
8.119	64	44	48	86
8.140	56	32	40	86
8.140	100	40	28	86
8.145	64	44	56	100
8.148	64	48	44	72
8.149	44	23	32	72
8.163	40	28	32	56
8.167	56	40	28	48
8.182	48	32	24	44
8.182	72	44	24	48
8.182	72	44	28	56
8.182	72	44	32	64
8.186	64	40	44	86
8.212	86	64	44	72
8.229	72	28	32	100
8.229	72	56	64	100
8.250	44	32	24	40
8.250	48	40	44	64
8.306	100	56	40	86
8.312	64	44	32	56
8.333	40	24	24	48
8.333	40	24	32	64
8.333	48	32	40	72
8.333	100	40	24	72
8.334	40	24	28	56
8.361	86	40	28	72
8.372	72	24	24	86
8.377	86	44	24	56
8.400	72	24	28	100
8.400	56	32	48	100
8.400	72	48	56	100
8.437	72	32	24	64
8.437	100	44	32	86
8.457	100	44	32	86
8.484	32	24	28	44
8.485	64	44	28	48
8.485	56	44	32	48
8.485	56	44	48	72
8.506	64	28	32	86
8.523	100	44	24	64
8.527	44	24	40	86
8.532	86	56	40	72
8.534	64	24	32	100
8.552	86	44	28	64
8.556	56	40	44	72
8.572	64	32	24	56
8.752	48	28	32	64
8.752	48	24	24	56
8.752	72	48	32	56
8.594	44	32	40	64
8.600	86	24	24	100
8.640	72	40	48	100
8.681	100	64	40	72
8.682	64	24	28	86
8.682	56	24	32	86
8.687	86	44	32	72
8.721	100	32	24	86
8.721	100	64	48	86
8.727	48	40	32	44
8.730	44	28	40	72
8.730	28	24	24	32
8.750	28	24	24	32
8.750	56	32	24	48
8.750	48	24	28	64
8.772	48	28	44	86
8.880	48	24	44	100
8.880	64	32	44	100
8.880	56	28	44	100
8.838	100	44	28	72
8.839	72	56	44	64
8.889	64	24	24	72
8.889	56	28	32	72
8.889	48	24	32	72
8.909	56	40	28	44
8.929	100	48	24	56
8.929	100	56	32	64
8.930	64	40	48	86
8.953	56	32	44	86
8.959	86	48	28	56
8.959	86	32	24	72
8.959	86	64	48	72
8.959	86	48	28	56
8.960	674	40	56	100
8.980	44	28	32	56
9.000	48	32	24	40
9.000	72	40	24	48
9.000	72	40	24	48
9.000	72	40	28	56
9.000	72	40	32	64
9.000	72	32	40	100
9.044	100	72	56	86
9.074	56	24	28	72
9.091	40	24	24	44
9.115	100	48	28	64
9.134	72	44	48	86
9.137	100	56	44	86
9.143	64	40	32	56
9.137	100	56	44	86
9.143	64	40	32	56
9.143	64	28	40	100
9.164	72	44	56	100
9.167	44	24	24	48
9.167	44	24	28	56
9.167	48	32	44	72
9.210	72	40	44	86
9.214	86	40	24	56
9.260	100	48	32	72
9.302	48	24	40	86