Page:Practical Treatise on Milling and Milling Machines.djvu/250

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TABLE OF LEADS, 24.55″ TO 31.11″

	DRIVEN	DRIVER	DRIVEN	DRIVER
LEAD IN INCHES	GEAR ON WORM	1ST GEAR ON STUD	2nd GEAR ON STUD	GEAR ON SCREW
24.55	100	28	44	64
24.57	86	40	64	56
24.57	86	28	32	40
24.64	86	24	44	64
24.64	86	32	44	64
24.75	72	32	44	40
24.88	100	72	86	48
24.93	64	28	48	44
25.00	72	24	40	48
25.00	48	24	40	32
25.00	56	28	40	32
25.00	100	24	24	40
25.08	86	24	28	40
25.09	86	40	56	48
25.13	86	44	72	56
25.14	64	28	44	40
25.45	64	44	56	32
25.45	56	24	48	44
25.46	100	24	44	72
25.51	100	28	40	56
25.57	100	64	72	44
25.60	86	28	40	48
25.60	86	28	40	48
25.67	56	24	40	56
25.71	72	24	44	40
25.71	72	56	64	32
25.72	72	24	24	28
25.80	86	24	72	100
25.97	100	44	64	56
25.97	100	28	32	44
26.04	100	32	40	48
26.04	100	24	40	64
26.06	86	44	64	48
26.06	86	24	32	44
26.16	100	32	72	86
26.18	72	40	64	44
26.19	44	24	40	28
26.25	72	32	56	48
26.25	72	24	56	48
26.25	72	24	28	32
26.33	86	28	48	56
26.52	100	44	56	48
26.52	100	24	28	44
26.58	100	28	64	86
26.67	64	28	56	48
26.67	56	24	32	28
26.67	48	24	32	24
26.79	100	48	72	56
26.79	100	32	48	56
26.79	100	28	48	64
26.79	100	28	24	32
26.88	86	28	56	64
26.88	86	24	48	64
26.88	86	24	24	32
27.00	72	32	48	40
27.13	100	24	56	86
27.15	100	44	86	72
27.22	56	24	28	24
27.27	100	40	48	44
27.27	72	24	40	44
27.30	86	28	64	72
27.34	100	32	56	64
27.36	86	40	56	44
27.43	64	28	48	40
27.50	56	32	44	28
27.50	48	24	44	32
27.50	72	24	44	48
27.64	86	40	72	56
27.78	100	32	64	72
27.78	100	28	56	72
27.78	100	24	48	72
27.78	100	24	32	48
27.92	86	28	40	44
28.00	100	64	86	48
28.00	64	32	56	40
28.00	56	24	48	40
28.05	72	28	48	44
28.06	100	28	44	56
28.13	100	40	72	64
28.15	86	28	44	48
28.15	86	24	44	56
28.29	72	28	44	40
28.41	100	32	40	44
28.57	100	56	64	40
28.57	48	28	40	24
28.57	64	32	40	28
28.64	72	44	56	32
28.65	100	32	44	48
28.65	100	24	44	64
28.67	86	40	64	48
28.67	86	24	32	40
29.09	64	24	48	44
29.09	64	28	56	44
29.17	100	40	56	44
29.17	56	24	40	32
29.17	100	24	28	40
29.22	100	56	72	44
29.32	86	48	72	44
29.32	86	32	48	44
29.34	64	24	44	40
29.39	72	28	64	56
29.56	86	32	44	40
29.76	100	28	40	48
29.76	100	24	40	56
29.86	100	40	86	72
29.86	86	24	40	56
29.90	100	28	72	86
30.00	56	28	48	32
30.00	72	32	64	48
30.00	72	28	56	48
30.23	86	32	72	64
30.30	100	48	64	44
30.30	100	24	32	44
30.48	64	24	32	28
30.54	100	44	86	64
30.56	44	24	40	24
30.61	100	28	48	56
30.71	86	24	48	56
30.71	86	32	64	56
30.72	86	24	24	28
30.86	72	28	48	40
31.01	100	24	64	86
31.11	64	24	56	48
31.11	56	24	32	24