JIS B 1183 - 2001 Acorn nuts-combined type

Unit: 毫米(mm)

Thread Size
d

P	Pitch	Coarse thread
		Fine thread
m₂	Nominal Size
	max
	min
m	max
	min
s	max
	min
b	Nominal Size
A	min
t₂	min
e	≈
d_w	≈
R	≈
r	≈

0.7	0.8	1
-	-	-
6.2	7.5	9.5
6.45	7.75	9.75
5.95	7.25	9.25
3.2	4	5
2.9	3.7	4.7
7	8	10
6.8	7.8	9.8
3.2	4	5
5.6	6.6	8.5
0.6	0.6	0.6
8.1	9.2	11.5
6.8	7.8	9.8
3	3.5	4.5
0.5	0.5	0.5

①,Type 1 is that the hexagonal part and the cap part are integrated and no undercut is provided, type 2 is that the hexagonal part and the cap part are integrated and an undercut is provided, and type 3 is that the hexagonal part and the cap part are welded together.

GB /T 802.4 - 2009

Hexagon Cap Nuts - Welding Type

GB /T 802.1 - 2008

Acorn Nuts - Assembling Type

GB 802 - 1988

Acorn Nuts

JIS B 1183 - 2010

Small Acorn Nuts - Assembling Type

JIS B 1183 - 2010

Domed Cap Nuts - Type 3

JIS B 1183 - 2001

Small Acorn Nuts - Assembling Type

JIS B 1183 - 1994

Acorn nuts-combined type

JIS B 1183 - 1994

Small hexagon acorn nuts-combined type

Q 394B

Acorn nuts-combined type

Q 395B

Acorn nuts with fine pitch-combined type

Q 395C

Acorn nuts

KS B 1026 - 2012 (R2022)

Small Domed Cap Nuts - Assembling Type

KS B 1026 - 2012 (R2022)

Domed Cap Nuts - Assembling Type