Metric Size, Nylon Plastic
Hollow Knurled Nuts
With Tapped Through Stainless Steel Insert
GN 420-NI
wo
GN 420-NI

RoHS Compliant
GN 420-NI
GN 420-NI
Specification
Information
Knob body: Black nylon plastic, smooth glossy finish
Tapped through insert: Stainless steel, molded-in
European standard 1.4305
(American standard 303 series)

On clamping applications, the partially protruding stainless steel insert prevents chipping of the plastic.
All stainless steel knurled nuts, see DIN 6303-NI.
Maximum heat resistance of nylon plastic: 110°C (230°F).


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Dimensions in:

millimeters
(inches)

Part
Number
d4
d1
Tapped Through
d2
d3
h
k
l
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)