Page:Practical Treatise on Milling and Milling Machines.djvu/237

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TABLE OF LEADS, 2.188" TO 3.080"

	DRIVEN	DRIVER	DRIVEN	DRIVER
LEAD IN INCHES	GEAR ON WORM	1ST GEAR ON STUD	2nd GEAR ON STUD	GEAR ON SCREW
2.188	24	48	28	64
2.193	24	56	44	86
2.200	24	48	44	100
2.200	28	56	44	100
2.200	32	64	44	100
2.222	24	48	32	72
2.222	28	56	32	72
2.233	40	86	48	100
2.233	24	40	32	86
2.238	28	64	44	86
2.240	18	40	32	86
2.250	24	40	24	64
2.274	32	72	44	86
2.286	32	56	40	100
2.292	24	40	24	72
2.326	32	64	40	86
2.326	24	48	40	86
2.326	28	56	40	86
2.333	28	48	40	100
2.333	24	40	28	72
2.338	24	44	24	56
2.344	28	86	72	100
2.368	28	44	32	86
2.281	32	86	64	100
2.381	24	56	40	72
2.286	24	44	28	64
2.392	24	28	24	86
2.400	28	56	48	100
2.400	32	64	48	100
2.424	24	24	32	72
2.431	28	64	40	72
2.442	24	32	28	86
2.445	40	72	44	100
2.450	28	64	56	100
2.456	44	86	48	100
2.481	32	72	48	86
2.481	24	72	64	86
2.489	32	72	56	100
2.489	28	72	64	100
2.500	24	48	28	56
2.500	28	56	32	64
2.500	24	64	48	72
2.500	24	48	32	64
2.500	24	32	24	72
2.514	32	56	44	100
2.532	28	72	56	86
2.537	24	44	40	86
2.546	28	44	40	100
2.558	32	64	44	86
2.558	24	48	44	86
2.558	28	56	44	86
2.567	28	48	44	100
2.571	24	40	24	56
2.593	28	48	32	72
2.605	40	86	56	100
2.618	24	44	48	100
2.619	24	56	44	72
2.625	24	40	28	64
2.640	24	40	44	100
2.658	32	56	40	86
2.667	40	72	48	100
2.667	32	48	40	100
2.667	24	40	32	72
2.674	24	40	32	72
2.678	24	56	40	64
2.679	32	86	72	100
2.700	24	64	72	100
2.713	28	48	40	86
2.727	24	44	32	64
2.727	24	44	28	56
2.727	24	44	24	48
2.743	24	56	64	100
2.743	32	56	48	100
2.743	24	28	32	100
2.750	40	64	44	100
2.778	32	64	40	72
2.778	24	48	40	72
2.778	40	56	28	72
2.791	28	56	48	86
2.791	32	64	48	86
2.800	24	24	28	100
2.800	32	64	56	100
2.800	24	48	56	100
2.800	24	48	56	100
2.812	24	32	24	64
2.828	28	44	32	72
2.843	40	72	44	86
2.845	32	72	64	100
2.849	28	64	56	86
2.857	24	48	32	56
2.857	24	56	48	72
2.857	24	28	24	72
2.865	44	86	56	100
2.867	86	72	24	100
2.880	24	40	48	100
2.894	28	72	64	86
2.894	32	72	56	86
2.909	32	44	40	100
2.917	24	64	56	72
2.917	28	64	48	72
2.917	28	48	32	64
2.917	24	32	28	72
2.924	32	56	44	86
2.933	44	72	48	100
2.934	32	48	44	100
2.946	24	56	44	64
2.950	28	44	40	86
2.977	40	86	64	100
2.984	28	48	44	86
3.000	24	40	28	56
3.000	24	40	32	64
3.000	24	32	40	100
3.000	40	64	48	100
3.000	24	40	24	48
3.030	24	44	40	72
3.044	24	44	48	86
3.055	28	44	48	100
3.055	24	44	56	100
3.056	32	64	44	72
3.056	28	56	44	72
3.056	24	48	44	72
3.070	24	40	44	86
3.080	28	40	44	100