Toyota ZZT230 series Repair Manual page 154

HOW TO DETERMINE NUT STRENGTH
)
.
Present Standard
H
x
e
No MRik
© @ @
)
• :
Nut w1th
HINT:
Use
the nut with the
)
sification number when t i gh
Example: Bolt
N ut
SERVICE
ag
n
t
o
Nu
©
"" """
©
(wl washer)
1
or more marks on one side surtace of the nut.
=
same number of
en i
parts
t n g
4T
or mor
4N e
=
SPEQFICA llONS ST ANDARD BOLT
Type
Nut
Ol d Standard
Cold
Forging Nut
@
No Mark {w/ Washer)
classification or
the nut strength
with a bolt and nut.
Hexagon Nut
Cutting
Processed Nut
g
NoM""
- �
g
g
NoM""
the greater than the bolt
Class
4 N
5N
(4T)
6N
(5T)
7N
SN
(7T)
10N
11N
12N
s h clas­
t
r n g t
e