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Rex ZN72203 7000 series take-up bearing unit with 2-3/16" bore, fixed cast iron top angle protected screw take-up block, single setscrew locking collar, and standard clearance seal.
MODEL 10426490
Contact supplier for technical support on: 800-626-2120
$825.14 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Ability to Relubricate
Yes
Adjustment slot width (in)
3.08
Available end cap
DTC7
Available End Cap
DTC7
Bearing Brand
REX ROLLER BEARING
Bore size (in)
2.1875 in
Bore Size (in)
2.1875 in
Bottom Channel Outside Width (in)
3.81
Bottom Housing Length (in)
7.56
Bottom Take Up Slot to Centerline of Bearing (in)
2.44
Cage Material
Engineered Polymer
Clearance
C3 STANDARD
Fixed vs. Expansion
Fixed
Grease Fitting Thread Size
1/8 NPT
Height
5.50
Housing coating
Powder coated
Housing Coating
POWDER COATED
Housing Color
Black
Housing construction
Solid
Housing Construction
Solid
Housing material
Cast iron
Housing Material
Cast Iron
Housing style
Take-Up Block
Housing Style
Take-Up Block
Housing Top Width (in)
2.56
Housing type
Take Up, Top Angle
Housing Type
Take Up, Top Angle
Inner Ring Outside Diameter (in)
2.62
Insert
2203U
Length
9.56
Length Through Bore (in)
3.31
Locking collar outside diameter (in)
3.25
Locking device kit
SC7
Locking Device Kit
SC7
Locking Type
Single Set Collar
Lubrication type
EXXON RONEX MP STD
Lubrication Type
EXXON RONEX MP STD
Maximum Speed (RPM)
3650 rpm
Maximum Temperature (C)
107
Maximum Temperature (F)
225
Microlock kit
ML2
Misalignment Capability
±2.0° Misalignment - Dynamic
Misalignment Type
Dynamic
Net Weight
17.30
Overall Length (in)
7.56
Overall width
3.81
Primary seal
Steel clearance seal
Primary Seal
STEEL CLEARANCE SEAL
Radial Dynamic Load Capacity (lb)
36370 lb
Radial Static Load Capacity (lb)
44400 lb
Retainer material
Engineered Polymer
Retainer Material
Engineered Polymer
Rolling element
Spherical Roller
Seal kit
ZS7
Seal type
Clearance Seal
Setscrew torque (in-lbs)
460
Size code
7
Size Code
7
Slot Depth (in)
1.31
Slot Length (in)
6.31
Slot Width (in)
0.88
Top Housing Length (in)
7.56
Unit of dimension
in
Unit of Dimension
IN
Vibration frequency fundamental train
0.0072 cps
Vibration Frequency Fundamental Train
0.0072 cps
Vibration frequency inner ring defect
0.1790 cps
Vibration Frequency Inner Ring Defect
0.1790 cps
Vibration frequency outer ring defect
0.1377 cps
Vibration Frequency Outer Ring Defect
0.1377 cps
Vibration frequency roller spin
0.0606 cps
Vibration Frequency Roller Spin
0.0606 cps
Volume
0.911
Volume unit
GLL
Volume Unit
GLL
Weight unit
LB
Width
4.00
2 3/16" Mounted Spherical Roller Bearing, Fixed Cast Iron Top Angle Protected Screw Take-up Block, Single Setscrew Locking Collar, Clearance Seal
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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