Thrust Bearing for Jubilee Z-motors

$2.99

In stock, ready to ship. 

Thrust Bearing for Jubilee Z-Axis Motors

Used on Jubilee printers to unload the internal spring and bearing inside the Z-axis stepper motors, resulting in more accurate Z-axis positioning. Could be used on other printers, of course.

Specifications

A - I.D. (mm) 5
A - Tolerance (mm) 5.08 - 5.21
B - O.D. (mm) 12
B - Tolerance (mm) 11.96 - 11.78
D - Washer Thickness (mm) 1
D - Tolerance (mm) 1.22 - 1.32
Ball Qty. Per 7
F - Ball Diameter (mm) 2
C - Ball Circle (mm) 9
E - Overall Stack Height (mm) 4.82 - 5.02
Retainer (Cage) Material HS Nylon
Retainer Color Blue
Washer Material CR 1075
Washer Hardness RC 59-61
Ball Material S.A.E 1018
Ball Hardness RC 60 minimum
Max Temperature (°F) 248
Load Rating at 15 RPM (lbs) 126
Load Rating at 100 RPM (lbs) 70
Load Rating at 450 RPM (lbs) 40
Load Rating at 900 RPM (lbs) 32
Load Rating at 1200 RPM (lbs) 29
Load Rating at 1800 RPM (lbs) 25
Load Rating at 3600 RPM (lbs) 20
Load Rating at 5000 RPM (lbs) 18