Equivalent Standards

Dimensions of Washers for Cheese Head Screws

Nominal Size	d1	d2	H
M 1	1.1	2.5	0.3
M 1.2	1.3	3	0.3
M 1.4	1.5	3	0.3
M 1.6	1.7	3.5	0.3
M 1.8	2.0	4	0.3
M 2	2.2	4.5	0.3
M 2.2	2.4	4.5	0.3
M 2.5	2.7	5	0.5
M 3	3.2	6	0.5
M 3.5	3.7	7	0.5
M 4	4.3	8	0.5
M 5	5.3	9	1
M 6	6.4	11	1.6
M 7	7.4	12	1.6
M 8	8.4	15	1.6
M 10	10.5	18	1.6
M 12	13	20	2
M 14	15	24	2.5
M 16	17	28	2.5
M 18	19	30	3
M 20	21	34	3
M 22	23	37	3
M 24	25	39	4
M 27	28	44	4
M 30	31	50	4
M 33	34	56	5
M 36	37	60	5