Manitowoc National Crane NBT30H-2 - Page 23

National Crane 03-20-2019 Control # 613-06 1-13
NBT30H-2 SERVICE MANUAL INTRODUCTION
1
10
Torque Values
The following tables list the torque values for both ASME
standard and metric fasteners. The tables list the values for
grade 5 and grade 8 zinc-flake coated, untreated (black)
finish and stainless steel fasteners.
SAE Grade 1
and Grade 2
HHCS
SAE Grade 5
HHCS
SAE Grade 7
HHCS
SAE Grade 8
HHCS
Serrated
Flange Head
Socket Head
Shoulder
Screw
Socket Head
Capscrew
FIGURE 1-8