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Rex BMPS5207 5000 series heavy duty expansion pillow block bearing with 2-7/16 in (61.91 mm) bore. Cast iron 4-bolt expansion housing, double setscrew locking collar, and spring-loaded heavy contact lip (M) seal. One closed auxiliary cap included.
MODEL 10422380
Contact supplier for technical support on: 800-626-2120
$1,753.52 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Ability to Relubricate
Yes
Auxiliary seals
1 open 1 closed cap cast iron
Auxiliary Seals
1 OPEN 1 CLOSED CAP CAST IRON
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)
3
Base Width (in)
3.38
Bearing Brand
REX ROLLER BEARING
Bearing housing
Pillow block 2 bolt type ZP
Bearing housing material
Cast iron
Bearing Type
Spherical roller brg
Bolt Size (in)
3/4
Bore Size (in)
2.4375 in
C dynamic load rating
43240 lb
Cage Material
Engineered Polymer
Clearance
C3 STANDARD
Co static load rating
53500 lb
Distance between bolt holes (in)
8.25
Expansion Capability (in)
0.38
Expansion lock plug
105-95008-25
Expansion Lock Plug
105-95008-25
Fixed expansion
EXP
Fixed vs. Expansion
Expansion
Foot Height (in)
1.75
Grease fitting size
1/8 NPT
Grease Fitting Thread Size
1/8 NPT
Height
6.25
Housing Cast Face to Outermost Bearing Face (in)
1.72
Housing coating
Powder coated
Housing Coating
POWDER COATED
Housing Color
Black
Housing Construction
Solid
Housing Material
Cast Iron
Housing Style
Pillow Block
Housing Type
Pillow Block, Two Bolt
Inner Ring Outside Diameter (in)
2.901
Insert
5207U
Length
11.25
Length Through Bore (in)
6.06
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 Speed
2000 RPM
Maximum Speed (RPM)
2000 rpm
Maximum Temperature (C)
107
Maximum Temperature (F)
225
Misalignment Capability
±2.0° Misalignment - Dynamic
Misalignment Type
Dynamic
Mounted clearance
C3 standard
Net Weight
31.55
Overall width
6.06
Primary seal
Buna spring loaded lip seal
Primary Seal
BUNA SPRING LOADED LIP SEAL
Radial Dynamic Load Capacity (lb)
43240 lb
Radial Static Load Capacity (lb)
53500 lb
Retainer Material
Engineered Polymer
Retainer type
Engineered polymer
Seal kit
MS8
Seal type
Heavy Contact Seal
Series
Solid-housed Pillow Blocks
Service instructions
BR3-001 REX 2, 3, 5, 6, 9000
Setscrew torque (in-lbs)
680
Shaft locking
Double set collar
Size code
8
Size Code
8
Threaded cover kit
TC8
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
1.922
Volume unit
GLL
Volume Unit
GLL
Weight unit
LB
Width
6.31
2 7/16" Mounted Spherical Roller Bearing, Expansion Cast Iron 2-Bolt Pillow Block, Double Setscrew Locking Collar, Spring Loaded Heavy Contact Seal, One Open and One Closed Auxiliary Cap
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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