FASTEN ER IDEN TIFI CATI ON
DESCRIPTION
The SAE bolt st rength grades ra nge from gra de 2
to grade 8. The higher the grade number, the greater
the bolt stren gth . Ident ifica tion is deter min ed by th e
lin e marks on th e t op of ea ch bolt head. The actual
bolt strengt h grade corresponds t o t he num ber of lin e
marks plus 2. The m ost com monly used metric bolt
st rength classes are 9.8 an d 10.9. The metric
st rength class identification n umber is im pr int ed on
the hea d of the bolt. The higher t he class number,
the great er the bolt strength. Some m etric nu ts a re
imprinted with a single-digit str engt h class on th e
nut fa ce. Refer to the Fastener Ident ifica tion a nd
Fastener Str engt h Ch arts (F ig. 2) and (Fig. 3).
Fig. 1 INTERNATIONAL CONTROL AND DISPLAY SYMBOLS
1 High Beam 13 Rear Window Washer
2 Fog Lamps 14 Fuel
3 Headlamp, Parking Lamps, Panel Lamps 15 Engine Coolant Temperature
4 Turn Warning 16 Battery Charging Condition
5 Hazard Warning 17 Engine Oil
6 Windshield Washer 18 Seat Belt
7 Windshield Wiper 19 Brake Failure
8 Windshield Wiper and Washer 20 Parking Brake
9 Windscreen Demisting and Defrosting 21 Front Hood
10 Ventilating Fan 22 Rear hood (Decklid)
11 Rear Window Defogger 23 Horn
12 Rear Window Wiper 24 Lighter
VA INTRODUCTION 3
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