Equivalent Standards

Dimensions of Plain Washers

Nominal Size	d1	d2	H
M 5	5.5	10	1
M 6	6.6	12	1.6
M 7	7.6	14	1.6
M 8	9	16	1.6
M 10	11	20	2
M 12	13.5	24	2.5
M 14	15.5	28	2.5
M 16	17.5	30	3
M 18	20	34	3
M 20	22	37	3
M 22	24	39	3
M 24	26	44	4
M 27	30	50	4
M 30	33	56	4
M 33	36	60	5
M 36	39	66	5
M 39	42	72	6
M 42	45	78	8
M 45	48	85	8
M 48	52	92	8
M 52	56	98	8
M 56	62	105	10
M 60	66	110	10
M 64	70	115	10
M 68	74	120	10
M 72	78	125	10
M 76	82	123	10
M 80	86	140	12
M 90	96	160	12