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Rex ZAFS5307F is a 5000 series heavy duty mounted spherical roller bearing with a 3-7/16 in (87.31 mm) bore. It features an expansion cast iron 4-bolt pillow block housing, double setscrew locking collar, and clearance seal for reliable performance in high-load applications.
MODEL 10427927
Contact supplier for technical support on: 800-626-2120
$1,065.59 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
DTC10
Available End Cap
DTC10
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)
15.38
Base to centerline height (in)
4.5 in
Base to Centerline Height (in)
4.5 in
Base Width (in)
4.34
Bearing Brand
REX ROLLER BEARING
Bolt Hole Spacing [Width] (in)
2.38
Bolt Size (in)
3.4375 in
Bore size (in)
3.4375 in
Bore Size (in)
3.4375 in
Cage Material
Engineered Polymer
Clearance
C3 STANDARD
Distance between bolt holes (in)
Not Applicable in
Distance Between Bolt Holes (in)
Not Applicable in
Distance Between Bolt Holes [Max] (in)
13.125 in
Distance Between Bolt Holes [Min] (in)
11.625 in
Expansion Capability (in)
0.5
Expansion lock plug
105-95008-36
Expansion Lock Plug
105-95008-36
Fixed vs. Expansion
Expansion
Foot Height (in)
1.66
Grease Fitting Thread Size
1/8 NPT
Height
9.88
Housing Cast Face to Outermost Bearing Face (in)
0.94
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)
3.975
Insert
5307U
Length
17.50
Length Through Bore (in)
5.31
Locking collar outside diameter (in)
4.91
Locking device kit
SC10 QTY 2
Locking Device Kit
SC10 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)
13.125 in
Maximum Speed (RPM)
2400 rpm
Maximum Temperature (C)
107
Maximum Temperature (F)
225
Microlock kit
ML3
Min distance between bolt holes (in)
11.625 in
Misalignment Capability
±2.0° Misalignment - Dynamic
Misalignment Type
Dynamic
Net Weight
75.50
Overall Length (in)
15.38
Overall width
5.31
Primary seal
Steel clearance seal
Primary Seal
STEEL CLEARANCE SEAL
Radial Dynamic Load Capacity (lb)
84330 lb
Radial Static Load Capacity (lb)
90700 lb
Retainer material
Engineered Polymer
Retainer Material
Engineered Polymer
Rolling element
Spherical Roller
Seal kit
ZS10
Seal type
Clearance Seal
Series
Solid-housed Pillow Blocks
Setscrew torque (in-lbs)
680
Size code
10
Size Code
10
Slot Length (in)
1.56
Unit of dimension
in
Unit of Dimension
IN
Vibration frequency fundamental train
0.0073 cps
Vibration Frequency Fundamental Train
0.0073 cps
Vibration frequency inner ring defect
0.1784 cps
Vibration Frequency Inner Ring Defect
0.1784 cps
Vibration frequency outer ring defect
0.1383 cps
Vibration Frequency Outer Ring Defect
0.1383 cps
Vibration frequency roller spin
0.0628 cps
Vibration Frequency Roller Spin
0.0628 cps
Volume
4.769
Volume unit
GLL
Volume Unit
GLL
Weight unit
LB
Width
6.38
3 7/16" Mounted Spherical Roller Bearing, Expansion Cast Iron 4-Bolt Pillow Block, Double 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.
Slew ring bearings, also referred to as slewing bearings, slewing rings, or turntable bearings, are forms of bearings designed to allow rotational motion between several components.
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