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  4. Round guides
  5. Linear ball bearings, steel, with centre flange, square version
    6. 21520-03-5012
Designation
Linear ball bearing
Version 1
centre flange, square type
Version 2
double bearing
Main material
steel
Component material
plastic
D1=Shaft diameter
75
D=internal diameter
50
L=Length
192
B
88
D3
94
D4
9
D5
14
Dynamic load rating N
6080
L1
13
Static load rating N
15900
T
8,1
UNSPSC Code
31171510
~ CONFLICT MINERALS 3TG status
no intentional 3TG
~ CP65 substance 2 cancer
carbon-black extracts
~ PFAS free?
yes
~ REACH SVHC-free?
yes
~ RoHS conformity
yes, without exemption
~ TSCA 6(H) conformity
yes

Description

Material
Housing steel.
Cage plastic.
Balls steel.
Version
The linear ball bearings correspond to ISO 10285 series 3. With a seal both ends. The linear ball bearings are have a plastic cage. This makes for quiet running and outstanding run quality. With centre flange for direct mounting on the housing. Double bearing type for use under torque loads.
Recommended tolerances:
Shaft: h6
Housing: H7
Linear ball bearings with seals both ends should be lubricated before installation. The specified load ratings apply with the use of hardened and ground shafts.
Temperature range
-20 °C to +80 °C.
Accessory
Precision guide shafts 21595.
Fastening screws 07160.
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