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Rexnord
MBR220840
2 1/2" Mounted Spherical Roller Bearing, Fixed Cast Iron 4-Bolt Round Flange Cartridge Block, Single Setscrew Locking Collar, Spring Loaded Heavy Contact Seal, No Grease
MODEL 10407850
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$938.88 Each
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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
Bearing Brand
REX ROLLER BEARING
Bolt Circle Radius (in)
3 1/4 in
Bolt Hole Circle Diameter (in)
6 1/2 in
Bolt Size (in)
2.5 in
Bore Length (in)
3 1/2 in
Bore Size (in)
2.5 in
Clearance
C3 STANDARD
Distance Between Bolt Holes (in)
4 19/32 in
Distance from Housing Cast Face to Inner Ring Long Hub Face (in)
7/8 in
Distance from Mounting Surface to End of Pilot End (in)
1 11/16 in
Distance from Mounting Surface to Outer Most Bearing Face (in)
1 13/16 in
Fixed vs. Expansion
Fixed
Grease Fitting Thread Size
1/8 NPT
Height
7.25
Housing Coating
POWDER COATED
Housing Construction
Solid
Housing Material
Cast Iron
Housing Style
Flange Block
Housing Type
Flange, Cartridge
Insert
2208U
Length
7.25
Locking Collar Outside Diameter (in)
3 9/16 in
Locking Device Kit
SC8
Locking Type
Single Set Collar
Lubrication Type
PRESERVATIVE ONLY - NO GREASE
Maximum Speed (RPM)
2000 rpm
Maximum Temperature (C)
107 C
Maximum Temperature (F)
225 F
Microlock Kit
ML3
Mounting Bolt Size (in)
1/2 in
Mounting Pad Height (in)
5/8 in
Net Weight
14.40
Pilot Depth (in)
1 in
Pilot Diameter (in)
5.5 in
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
Seal Kit
MS8
Seal Type
Heavy Contact Seal
Setscrew Torque (in-lbs)
680 in/lbs
Size Code
8
Special Lube Percent
0% FILL
Unit of Dimension
IN
Vibration Frequency Fundamental Train
0.0072 cps
Vibration Frequency Inner Ring Defect
0.1791 cps
Vibration Frequency Outer Ring Defect
0.1376 cps
Vibration Frequency Roller Spin
0.0607 cps
Volume
0.796
Volume Unit
GLL
Weight unit
LB
Width
3.50
2 1/2" Mounted Spherical Roller Bearing, Fixed Cast Iron 4-Bolt Round Flange Cartridge Block, Single Setscrew Locking Collar, Spring Loaded Heavy Contact Seal, No Grease
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