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Chapter 7: A. Common Gages and Measurement Instruments 69
Major
diameter
minimum
Minor
diameter
Form
diameter
Major diameter
minimum
Form diameter
Minor diameter
Circular tooth
thickness
Circular space
width (reference)
(1)
(k)
A
B
(j)
(2)
(1) (2) (3)
(n)
(4) (5)
Part II.A.2
Go Collet
Bushing
Body
(1)
Nogo
Collet
Bushing
(o)
Go
Handle
(2)
No-go
Bolt
Trilock
go
member
Handle
(3)
(l)
Bolt
Trilock
no-go
member
Work
Template
(m)
(p)
Figure 7.10
Continued.
and the other the no-go gage member (top of Figure 7.10a). Progressive plug gages
(bottom of Figure 7.10a) combine both go and no-go members into one. The design
of the gage member and the method used to attach it to the handle depend on its
size, as shown in Figure 7.10b. The gage members are usually held in the handle