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Designation
Knurled knob
Version 1
with arrow
Main material
thermoplastic
Main color
black gray RAL 7021
Component material
aluminum
D1=Outside diameter
34
D=bore
8
H=Height
43
T=bore depth
22
D2
52
D3
31
D4
M4
H1
20
H2
12
H3
7
Size
3
Thread type
reamed hole
color Cap
orange RAL 2004
~ CONFLICT MINERALS 3TG status
no intentional 3TG
~ CP65 substance 2 cancer
carbon-black extracts
~ PFAS free?
no
~ PFAS substance/s
C28H23F3N6
~ REACH SVHC-free?
yes
~ RoHS conformity
yes, without exemption
~ TSCA 6(H) conformity
yes

Description

Material
Knurled knob thermoplastic.
Washer aluminum.
Version
aluminum black anodized.
Note
The arrow is engraved after anodizing. The set screw secures both the hub and the pressed-in washer. The H7 hole in the hub ensures a good tight fit on the shaft.

Δ Add the desired cap color here. No color code is required for black gray caps.
Drawing reference
1) set screw
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