Kohler 10CCOZ61 Service Manual page 95

Common hardware has many different head, drive, and
grade (hardness) styles. Some of the more common
types are shown in Figure 10-3, below, and in
Hex. Head or
Machine Head
Pan
Head
Hex.
American Standard
Grade 2 Grade 5
Major Thread Diameter In Fractional
Inches Or Screw Number Size
Major Thread Diameter In Millimeters
TP-5648 8/93
Common Hardware Identification
Screws/Bolts/Studs
HEAD STYLES
Hex. Head or
Machine Head
Socket
Head Cap
or Allen
Head Cap
DRIVE STYLES
Hex. and
Slotted
GRADE (HARDNESS)
Grade 8 Grade 8/9
SAMPLE DIMENSIONS
American Standard
Distance Between Threads In Millimeters
Figure 10-3. Screws/Bolts/Studs
Figure 10-4, next page. This is a guide for identification
purposes. Not all generator hardware used is shown.
Hex. Head or
Machine Head
with Washer
Socket Head or
Allen Head
Shoulder Bolt
Phillips
6.8
1/4-20 x 1
Length In Inches
Threads Per Inch
Metric
M8-1.25 x 20
Length In Millimeters
Flat Head
Round
Head
Sheet Metal Stud
Screw
Slotted Hex. Socket
Metric
8.8 10.9
Common Hardware 10-3
12.9