Torque specifications, Sae nut markings, Sae bolt head markings – Lull 1044C-54 Series II Service Manual User Manual

Page 54

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General Maintenance

3-10

31200079

Torque Specifications

General Torques for Standard Bolts, Capscrews, and Nuts

Figure 3-2 and Figure 3-3 lists torque values for standard bolts and nuts.
They are intended as a guide for typical applications. Values for specific
applications take precedence over those in the following tables.

Note:

Values are for plated or lubricated bolts and nuts.

Fig. 3-1: SAE Grade Identification

SAE GRADE 2

SAE GRADE 5

SAE GRADE 5.1

SAE GRADE 5.2

SAE GRADE 8.2

SAE GRADE 8

SAE BOLT HEAD MARKINGS

SAE NUT MARKINGS

SAE GRADE 2 (NO MARK)

SAE GRADE 5

SAE GRADE 8

Y

1001

Y

100

0

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