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  2. Systems and components for machine and plant construction
  3. 21000
  4. Linear ball bearings, linear plain bearings
  5. Recirculating ball bushes steel
    6. 21516-2218
Designation
Recirculating ball bearing bus
Main material
ball-bearing steel
Component material
ball-bearing steel
D=diameter
18
L=Length
39
D1
32
D2
36
L1
22
L2
17
L3
6
Steel code
1.3505
~ CONFLICT MINERALS 3TG status
no intentional 3TG
~ CP65 substance 1 cancer & reproductive toxicity
lead and lead compounds
~ CP65 substance 2 cancer
soots, tars, and mineral oils
~ PFAS free?
yes
~ REACH SVHC-free?
no
~ REACh SVHC 1 name > threshold
lead
~ RoHS conformity
yes, with exemption
~ RoHS exemption/s
III/6c
~ TSCA 6(H) conformity
yes

Description

Material
Bush ball-bearing steel 1.3505.
Ball ball-bearing steel 1.3505.
Note
The steel recirculating ball bushes are components that can be used in tool and die making. The bushes help to enable precise movements, positioning and guiding of moving parts.

Simple installation in an H7 bore.
Temperature range
max. 180°C.
Accessory
21516-15 ball cage brass.
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