KB Series · Type A · Open · Angular contact
KB042AR0
thin section bearing
Open angular contact thin section bearing for precision motion and compact assemblies.
OPEN / KB042AR0PRIUS BEARINGSMECHANICAL DRAWING · KB042AR0UNITS: inch · SCALE: NTS

PART NUMBERKB042AR0
BORE / d4.250 in
O.D. / D4.875 in
WIDTH / B0.3125 in
L1 / L2 / L34.481 in / 4.643 in / 4.710 in
TYPEType A · Open · Angular contact
DYNAMIC RADIAL LOAD891
STATIC RADIAL LOAD2,150
DYNAMIC THRUST LOAD2,170
STATIC THRUST LOAD6,200
WEIGHT0.31 lb
TECHNICAL DATA
Specification
at a glance.
Bore4.250 in
Outside diameter4.875 in
Radial section0.3125 in
L1 land diameter4.481 in
L2 land diameter4.643 in
L3 counterbore4.710 in
Dynamic radial capacity891
Dynamic thrust capacity2,170
Static radial capacity2,150
Static thrust capacity6,200
MaterialAISI 52100 steel
SeparatorType A circular pocket
PrecisionKaydon Precision Class 1 / ABEC-1F or better
Temperature range-54°C to +121°C
Weight0.31 lb
INDEPENDENT ALTERNATIVE MANUFACTURER
Need a direct replacement
for KB042AR0?
Share your drawing, duty cycle or existing part number. We will review fit, load and availability before quoting.
Talk to an engineer →Brand names and part numbers are used for identification and cross-reference only. PRIUS BEARINGS is not affiliated with the original trademark owner.