DIN 9021

Equivalent Standards

DIN 9021 Plain washer, outer diameter about 3 d Dimensions

Nominal size	For thread	d1		d2		h			Weight kg/1000pcs
		min. Nominal size	max.	max. Nominal size	min.	Nominal size	max.	min.
2.7	M2.5	2.7	2.84	8	7.64	0.8	0.9	0.7	0.28
3.2	M3	3.2	3.38	9	8.64	0.8	0.9	0.7	0.349
3.7	M3.5	3.7	3.88	11	10.57	0.8	0.9	0.7	0.529
4.3	M4	4.3	4.48	12	11.57	1	1.1	0.9	0.774
5.3	M5	5.3	5.48	15	14.57	1.2	1.4	1	1.46
6.4	M6	6.4	6.62	18	17.57	1.6	1.8	1.4	2.79
7.4	M7	7.4	7.62	22	21.48	2	2.2	1.8	5.29
8.4	M8	8.4	8.62	24	23.48	2	2.2	1.8	6.23
10.5	M10	10.5	10.77	30	29.48	2.5	2.7	2.3	12.2
13	M12	13	13.27	37	36.38	3	3.3	2.7	22.2
15	M14	15	15.27	44	43.38	3	3.3	2.7	31.6
17	M16	17	17.27	50	49.38	3	3.3	2.7	40.9
20	M18	20	20.52	56	54.1	4	4.6	3.4	67.4
22	M20	22	22.52	60	58.1	4	4.6	3.4	76.8
26	M24	26	26.84	72	70.1	5	6	4	139
33	M30	33	34	92	89.8	6	7	5	273
39	M36	39	40	110	107.8	8	9.2	6.8	522

DIN 9021 Weights

Size	Weight
M2.5	0.280
M3	0.349
M3.5	0.529
M4	0.774
M5	1.46
M6	2.79
M7	5.29
M8	6.23
M10	12.2
M12	22.2
M14	31.6
M16	40.9
M18	67.4
M20	76.8
M24	139
M30	273
M36	522

Weights are in kilograms per 1,000 pieces unless otherwise specified. All weights are approximations and strictly informative.