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Rex ZNT7220336 is a top angle protected screw take-up assembly for mounted spherical roller bearings. It features a 2-3/16" (55.56 mm) bore, single setscrew locking collar, and clearance seal. The take-up unit is designed for use with Rex 2000 series bearings in conveyor and material handling applications.
MODEL 10438737
Contact supplier for technical support on: 800-626-2120
$1,152.67 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Ability to Relubricate
Yes
Adjusting screw thread size
3/4-10 NC
Allowable Working Load [2/3 Yield Strength] (lb)
3600
Available end cap
DTC7
Available End Cap
DTC7
Available Seal Type
K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip
Base to centerline height (in)
4.188
Bearing Brand
REX ROLLER BEARING
Bolt Size (in)
5/8
Bore size (in)
2.1875 in
Bore Size (in)
2.1875 in
Cage Material
Engineered Polymer
Channel Width (in)
3
Clearance
C3 STANDARD
Distance between bolt holes (in)
51.5
Distance from Bearing Centerline to Housing Face (in)
1.28
Distance from frame bolt hole center to bearing centerline (in)
7.75
Fixed vs. Expansion
Fixed
Foot Height (in)
1.75
Frame
ZNT736
Frame height (in)
8.6875 in
Frame Height (in)
8.6875 in
Frame length (in)
53.5 in
Frame Length (in)
53.5 in
Frame Material
Welded Steel
Frame type
Protected Screw Take-up Assembly
Frame Type
Protected Screw Take-up Assembly
Frame Width (in)
3.8125 in
Grease Fitting Thread Size
1/8 NPT
Height
30.00
Housing coating
Powder coated
Housing Coating
POWDER COATED
Housing construction
Solid
Housing Construction
Solid
Housing material
Cast iron
Housing Material
Cast Iron
Housing style
Take-Up Assembly
Housing Style
Take-Up Assembly
Housing type
Take-Up Assembly
Housing Type
Take-Up Assembly
Housing width (in)
4.13
Insert
2203U
Length
48.00
Length Through Bore (in)
3.32
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
78.00
Overall rod length (in)
50.38
Overall width
3.5
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
Take-up block
ZN72203
Take-up Block
ZN72203
Take-up frame assembly type
Protected Screw Type
Take-up Frame Assembly Type
Protected Screw Type
Travel length (in)
36
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
1.133
Volume unit
Cubic meter
Volume Unit
Cubic meter
Weight unit
LB
Width
48.00
2 3/16" Mounted Spherical Roller Bearing, Top Angle Protected Screw Take-up Assembly, 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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