Available Broach Chart

Involute Splines Flat Root Side Fit

# of Teeth	Pitch	P.A.	Major Dia	Minor Dia	Max Pull
9	16/32	30	.640	.508	1.5″
11	8/16	30	1.499	1.249	1.5″
11	16/32	30	.770	.626	1-3/8″
13	8/16	30	1.795	1.506	2-1/2″
13	16/32	30	.885	.754	1-5/8″
13	20/40	30	.700	.586	1-1/8″
14	10/20	30	1.520	1.304	2-1/2″
14	12/24	30	1.263	1.084	2-1/2″
14	12/24	30	1.283	1.084	2-1/2″
15	16/32	30	1.00	.876	1-3/4″
15	16/32	30	1.010	.876	2-5/16″
15	16/32	30	1.002	.875	3″
15	8/16	30	2.048	1.752	2-1/2″
16	20/40	30	.870	.727/.729	1-1/4″
16	8/16	30	2.169	1.876	2-1/2″
17	10/20	30	1.800/1.810	1.619/1.621	2″
17	12/24	30	1.533	1.333	2-1/2″
17	16/32	30	1.310	.971(1″Finish)	1-1/2″
19	16/32	30	1.276	1.125	2-3/4″
20	16/32	30	1.338	1.187	2-1/2″
21	16/32	30	1.40	1.249	2-3/4″
21	32/64	30	.704	.623	Consult
23	16/32	30	1.525	1.374	2″
23	16/32	30	1.525	1.374	3″
24	16/32	30	1.612	1.437	1-3/4″
26	16/32	30	1.737/1.748	1.563/1.567	1-1/2″
26	20/40	30	1.376	1.248	Consult
27	16/32	30	1.775	1.626	2″
35	48/96	45	.758	.716	Consult
40	16/32	30	2.548	2.452	2″

Straight Sided Splines

# of Teeth	Description	Major Dia	Minor Dia	Max Pull
6	1″ 6B	1.000	.844	2-1/4″
6	1-3/8″ 6B	1.375	1.169	2-1/2″
6	1-5/8″ 6B	1.625	1.381	1-1/2″
6	2-1/2″ 6B	2.500	2.123	2″
10	1-1/4″ 10C	1.250	.976/1.015	2″
10	1-3/8″ 10A	1.379	1.250	2-1/2″
10	1-3/8″ 10B	1.377	1.181	2-7/8″
10	1-3/8″ 10C	1.377	1.113	2-7/8″
10	1-1/2″ 10B	1.511	1.289	2-1/2″
10	1-1/2″ 10C	1.502	1.214	3″
10	1-3/4″ 10B	1.750	1.503	2-1/2″
10	1-3/4″ 10C	1.750	1.417	2-1/2″

Metric DIN5480 Splines

# of Teeth	Description	P.A.	Major Dia	Minor Dia	Max Pull
10	A10x23x29		1.145	.900	2″
10	A10x23x29		1.125	.902	Consult
16	W35x2x30x16x9h	30	1.389	1.220	2-1/2″
18	W25x1.25x30x18x9h	30	.984	.886	1-3/4″
18	W40x2x30x18x9h	30	1.575	1.417	1-1/2″
21	W45x2x30x21x9h	30	1.790	1.625	2-1/2″
24	W50x2x30x24x9h	30	1.989	1.811	2-1/2″

JIS (Japanese Standard Splines)

# of Teeth	Description	P.A.	Major Dia	Minor Dia	Max Pull
14	JIS 40×2.5x20x14	20	1.605	1.370	2-1/4″
18	JIS 25×1.25x20x18	20	.984	.887	1-1/4″