ASME B18.8.5M Specifications – Hardened Dowel Pins

ASME B 18.8.5M

Hardened Dowel Pins

DIAMETERS

Nominal Size			3	4	5
A	Pin Diameter	max	3.008	4.009	5.009
		min	3.003	4.004	5.004
B	Point Diameter	max	2.9	3.9	4.9
		min	2.6	3.6	4.6
C	Crown Height	max	0.8	0.9	1
R	Crown Radius	min	0.3	0.4	0.4
L1	Nominal	min	4	4.5	4.5

Nominal Size			6	8	10
A	Pin Diameter	max	6.01	8.012	10.012
		min	6.004	8.006	10.006
B	Point Diameter	max	5.8	7.8	9.8
		min	5.4	7.4	9.4
C	Crown Height	max	1.1	1.3	1.4
R	Crown Radius	min	0.4	0.5	0.6
L1	Nominal	min	5	5.5	6

Nominal Size			12	16	20
A	Pin Diameter	max	12.013	16.013	20.014
		min	12.007	16.007	20.008
B	Point Diameter	max	11.8	15.8	19.8
		min	11.4	15.3	19.3
C	Crown Height	max	1.6	1.8	2
R	Crown Radius	min	0.6	0.8	0.8
L1	Nominal	min	6	7	7

All information is strictly informative