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Rex ZAFS5207F is a 5000 series heavy duty mounted spherical roller bearing with a 2-7/16 in (61.91 mm) bore. It features an expansion cast iron 4-bolt pillow block housing, double setscrew locking collar, and clearance seal. Designed for high-load applications requiring shaft expansion accommodation.
MODEL 10435728
Contact supplier for technical support on: 800-626-2120
$437.50 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Ability to Relubricate
Yes
Available end cap
DTC8
Available End Cap
DTC8
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 Length (in)
11.13
Base to centerline height (in)
3.25
Base Width (in)
3.13
Bearing Brand
REX ROLLER BEARING
Bolt Hole Spacing [Width] (in)
1.88
Bolt Size (in)
1/2
Bore size (in)
2.4375 in
Bore Size (in)
2.4375 in
Cage Material
Engineered Polymer
Clearance
C3 STANDARD
Expansion Capability (in)
0.38
Expansion lock plug
105-95008-11
Expansion Lock Plug
105-95008-11
Fixed vs. Expansion
Expansion
Foot Height (in)
1.25
Grease Fitting Thread Size
1/8 NPT
Height
7.88
Housing Cast Face to Outermost Bearing Face (in)
0.88
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
Pillow block
Housing Style
Pillow Block
Housing type
Pillow Block, Four Bolt, SAF Style
Housing Type
Pillow Block, Four Bolt, SAF Style
Inner Ring Outside Diameter (in)
2.901
Insert
5207U
Length
13.50
Length Through Bore (in)
4.38
Locking collar outside diameter (in)
3.56
Locking device kit
SC8 QTY 2
Locking Device Kit
SC8 QTY 2
Locking Type
Double Set Collar
Lubrication type
EXXON RONEX MP STD
Lubrication Type
EXXON RONEX MP STD
Max distance between bolt holes (in)
9.63
Maximum Speed (RPM)
3300 rpm
Maximum Temperature (C)
107
Maximum Temperature (F)
225
Microlock kit
ML3
Min distance between bolt holes (in)
8.63
Misalignment Capability
±2.0° Misalignment - Dynamic
Misalignment Type
Dynamic
Net Weight
31.50
Overall Length (in)
11.13
Overall width
4.38
Primary seal
Steel clearance seal
Primary Seal
STEEL CLEARANCE SEAL
Radial Dynamic Load Capacity (lb)
43240 lb
Radial Static Load Capacity (lb)
53500 lb
Retainer material
Engineered Polymer
Retainer Material
Engineered Polymer
Rolling element
Spherical Roller
Seal kit
ZS8
Seal type
Clearance Seal
Series
Solid-housed Pillow Blocks
Setscrew torque (in-lbs)
680
Size code
8
Size Code
8
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
0.1791 cps
Vibration Frequency Inner Ring Defect
0.1791 cps
Vibration frequency outer ring defect
0.1376 cps
Vibration Frequency Outer Ring Defect
0.1376 cps
Vibration frequency roller spin
0.0607 cps
Vibration Frequency Roller Spin
0.0607 cps
Volume
2.301
Volume unit
GLL
Volume Unit
GLL
Weight unit
LB
Width
5.00
2 7/16" Mounted Spherical Roller Bearing, Expansion Cast Iron 4-Bolt Pillow Block, Double Setscrew Locking Collar, Clearance Seal
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