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Click Specification

(Non-preferred) dimensions in parentheses.

Unit:mm

Cup Head Square Neck Bolts（with indentation）[Table 3]

JIS B 1171 (AT3) - 1996

Display drawing:

日标JIS B1171 (AT3) - 1996 JIS1171 1171JIS Cup Head Square Neck Bolts（with indentation）[Table 3]

Screw Thread
d

M5

M6

M8

M10

M12

P	pitch
b	L≤125
b	125＜L≤200
d_k	max
d_k	min
d_s	max
e	min
f	max
f	min
A	max
A	min
h	≈
k	max
k	min
r	max
s	max
s	min

0.8	1	1.25	1.5	1.75
16	18	22	26	30
/	/	28	32	36
13.55	16.55	20.65	24.65	32.8
12.45	15.45	19.35	23.35	31.2
5.48	6.48	8.58	10.58	12.7
5.9	7.2	9.6	12.2	14.7
4	4	5	6	8
3.4	3.4	4.4	5.4	7.2
9	11	15	18	24
8	10	14	17	23
0.6	0.7	0.9	1	1
3.3	4.3	5.3	6.4	8.4
2.7	3.7	4.7	5.6	7.6
0.6	0.7	0.9	1	1
5.48	6.48	8.58	10.58	12.7
4.52	5.52	7.42	9.42	11.3

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