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Conical Spring Washers - Dynamic Washers (Or So-Called Belleville Spring Washers)

NF E 25-104 - 1978

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Size

12.5

22.5

31.5

35.5

d	min=nominal (H12)
	max
d_c	max=nominal (h12)
	min
h	Type 1
	Type 2
H	Type 1
	Type 2

4.2	5.2	6.2	7.2	8.2	9.2	10.2	11.2	12.2	14.2	16.3	18.3	20.4	22.4	25.4
4.32	5.32	6.35	7.35	8.35	9.35	10.38	11.38	12.38	14.38	16.48	18.51	20.61	22.61	25.61
8	10	12.5	14	16	18	20	22.5	25	28	31.5	35.5	40	45	50
7.85	9.85	12.32	13.82	15.82	17.82	19.79	22.29	24.79	27.79	31.25	35.25	39.75	44.75	49.75
0.4	0.5	0.7	0.8	0.9	1	1.1	1.25	1.5	1.5	1.75	2	2.25	2.5	3
0.3	0.4	0.5	0.5	0.6	0.7	0.8	0.8	0.9	1	1.25	1.25	1.5	1.75	2
0.6	0.75	1	1.1	1.25	1.4	1.55	1.75	2.05	2.15	2.45	2.8	3.15	3.5	4.1
0.55	0.7	0.85	0.9	1.05	1.2	1.35	1.45	1.6	1.8	2.15	2.25	2.65	3.05	3.4

Size

100

112

125

140

160

180

200

225

250

d	min=nominal (H12)
	max
d_c	max=nominal (h12)
	min
h	Type 1
	Type 2
H	Type 1
	Type 2

28.5	31	36	41	46	51	57	64	72	82	92	102	112	127
28.71	31.25	36.25	41.25	46.25	51.3	57.3	64.3	72.3	82.35	92.35	102.35	112.35	127.4
56	63	71	80	90	100	112	125	140	160	180	200	225	250
55.7	62.7	70.7	79.7	89.65	99.65	111.65	124.6	139.6	159.6	179.6	199.54	224.54	249.54
3	3.5	4	5	5	6	6	8	8	10	10	12	12	14
2	2.5	2.5	3	3.5	3.5	4	5	5	6	6	8	8	10
4.3	4.9	5.6	6.7	7	8.2	8.5	10.6	11.2	13.5	14	16.2	17	19.6
3.6	4.25	4.5	5.3	6	6.3	7.2	8.5	9	10.5	11.1	13.6	14.5	17

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