Inch and Metric Size, Nylon Plastic
Hollow Knurled Nuts
With Tapped Through Steel Insert
GN 420
GN 420
RoHS Compliant

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 GN 420
Specification
Information
Knob body: Black nylon plastic, smooth glossy finish
Tapped through insert: Zinc plated steel, molded-in

 On clamping applications, the partially protruding steel insert prevents chipping of the plastic.
For certain minimum quantities, other colors are available upon request.
Maximum heat resistance of nylon plastic: 110°C (230°F).
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Inch Table

Dimensions in:

inches
(millimeters)
Part
Number
d4
d1
Tapped Through
d2
d3
h
k
l
.75
(19)
8-32
.35
 (9)
.47
 (12)
.55
 (14)
.31
 (8)
.35
 (9)
.75
(19)
10-24
.35
 (9)
.47
 (12)
.55
 (14)
.31
 (8)
.35
 (9)
.94
(24)
1/4-20
.43
 (11)
.55
 (14)
.65
(16.5)
.37
 (9.5)
.41
 (10.5)
1.18
(30)
5/16-18
.51
 (13)
.63
 (16)
.77
 (19.5)
.43
 (11)
.45
 (11.5)
1.42
(36)
3/8-16
.59
 (15)
.71
 (18)
.89
 (22.5)
.49
 (12.5)
.55
 (14)
 
Metric Table

Dimensions in:

millimeters
(inches)
Part
Number
d4
d1
Tapped Through
d2
d3
h
k
l
19
(.75)
M4 x .7
9
(.35)
12
(.47)
14
(.55)
8
(.31)
9
(.35)
19
(.75)
M5 x .8
9
(.35)
12
(.47)
14
(.55)
8
(.31)
9
(.35)
24
(.94)
M6 x 1.0
11
(.43)
14
(.55)
16.5
(.65)
9.5
(.37)
10.5
(.41)
30
(1.18)
M8 x 1.25
13
(.51)
16
(.63)
19.5
(.77)
11
(.43)
11.5
(.45)
36
(1.42)
M10 x 1.5
15
(.59)
18
(.71)
22.5
(.89)
12.5
(.49)
14
(.55)