ISO 7089

Dimensions of Plain Washers

Nominal Size	d1	d2	H
M 1	1.1	3	0.3
M 1.2	1.3	3.5	0.3
M 1.4	1.5	4	0.3
M 1.6	1.7	4	0.3
M 1.7	1.8	4.5	0.3
M 1.8	2.0	4.5	0.3
M 2	2.2	5	0.3
M 2.2	2.4	6	0.5
M 2.5	2.7	6	0.5
M 2.6	2.8	7	0.5
M 3	3.2	7	0.5
M 3.5	3.7	8	0.5
M 4	4.3	9	0.8
M 5	5.3	10	1
M 6	6.4	12	1.6
M 7	7.4	14	1.6
M 8	8.4	16	1.6
M 10	10.5	20	2
M 12	13	24	2.5
M 14	15	28	2.5
M 16	17	30	3
M 18	19	34	3
M 20	21	37	3
M 22	23	39	3
M 24	25	44	4
M 27	28	50	4
M 30	31	56	4
M 33	34	60	5
M 36	37	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	6	110	10
M 64	70	115	10
M 68	74	120	10
M 72	78	125	10
M 76	82	135	10
M 80	86	140	12
M 90	96	160	12