Click Specification

(Non-preferred) dimensions in parentheses.

Conical Spring Washers - Class 1 - Light Load

JIS B 1252 (1L) - 1995

Display drawing:

Screw Thread
d

(4.5)

d	min=nominal size
	max
d_c	max=nominal size
	min
h	Nominal Size
	max
	min
H

3.2	4.3	4.8	5.3	6.4	8.4	10.5	13
3.4	4.5	5	5.5	6.65	8.65	10.8	13.3
7	9	10	10	12.5	17	21	24
6.75	8.75	9.75	9.75	12.2	16.7	20.6	23.6
0.5	0.7	0.8	0.8	1	1.4	1.8	2.2
0.535	0.745	0.85	0.85	1.055	1.47	1.885	2.3
0.465	0.655	0.75	0.75	0.945	1.33	1.715	2.1
0.75	0.95	1.05	1.1	1.35	1.85	2.3	2.7

Screw Thread
d

(14)

(18)

(22)

(27)

d	min=nominal size
	max
d_c	max=nominal size
	min
h	Nominal Size
	max
	min
H

15	17	19	21	23	25	28	31
15.3	17.3	19.35	21.35	23.35	25.35	28.35	31.4
28	30	34	37	39	44	50	56
27.6	29.6	33.5	36.5	38.5	43.5	49.5	55.3
2.5	2.8	3	3.5	3.5	4	4.5	5
2.6	2.9	3.11	3.61	3.61	4.11	4.64	5.14
2.4	2.7	2.89	3.39	3.39	3.89	4.36	4.86
3.15	3.5	3.9	4.4	4.7	5.2	5.9	6.6

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