Torque Guidelines For Standard Hardware; Hardware Identification - Taylor-Dunn C0-426-48AC Service And Replacement Parts Manual

Hardware

TORQUE GUIDELINES FOR STANDARD HARDWARE

Note: Torque values specified are for clean dry threads.
Note: Torque value used should be for lowest grade of hardware used. If a grade 2 nut is used on a grade 8
bolt, use grade 2 torque value.

Hardware Identification

Hex Head Bolts and Screws
The grade of SAE bolts and screws are identified by markings on the head
as illustrated to the right.
The grade of a metric hex head bolt or screw is cast directly on the head.
Below is an example of a 10.9. The location and style of the text will vary.
Other types of bolts and screws
Truss Head, Grade 2
Page 80
SAE Grade 2
SAE Grade 8
Carriage Bolt, Grade 2
C-426
SAE Grade 5
SAE Grade 9
MC-425-15