• 2 1/2" Mounted Spherical Roller Bearing, Cast Iron 4-Bolt Square Flange Block, Single Setscrew Locking Collar, Spring Loaded Heavy Contact Seal

Dimensions

Overall Width (in)	6.88 in
Housing Width (in)	6.88 in
Overall Length (in)	6.88 in
Bore Diameter (in)	2.5000 in
Bolt Size (in)	5/8 in
Foot Height (in)	1.72 in
Housing Height (in)	3.72 in
Overall Height (in)	3.72 in
Locking Collar Outside Diameter (in)	3.56 in
Standoff Distance (in)	0.19 in
Inner Ring Outside Diameter (in)	2.901 in
Bolt Spacing (in)	5.38 in
Length Through Bore (in)	3.5 in
Bolt Circle (in)	7.594 in

Technical Specifications

Housing Construction	Solid
Static Load Rating (lb)	53,500 lb
Housing Style	Flange Block
Shaft Locking Type	Single Set Collar
Series	Flange Blocks
Product	EFRB22400
End Cap	B440DTC
Fixed/Expansion	Fixed
Seal Type	Heavy Contact Seal
Cage Material	Steel
Housing Type	Flange, Four Bolt
Rolling Element	Spherical Roller
Misalignment Type	Dynamic
Housing Material	Cast Iron
Radial Dynamic Load Capacity (lb)	38,300 lb
Radial Clearance	C0 STANDARD
Seal Kit	B440ES
Microlock Kit	B448MLK
Setscrew Torque (in-lbs)	680 in/lbs
Maximum Speed (RPM)	1750 rpm
Ability to Relubricate	Yes
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Vibration Frequency Inner Ring Defect	0.1791 cps
Size Code	B440
Locking Device Kit	B440SC
Vibration Frequency Roller Spin	0.0607 cps
Grease Fitting Thread Size	1/8 NPT
Vibration Frequency Fundamental Train	0.0072 cps
Vibration Frequency Outer Ring Defect	0.1376 cps
Max Operating Temperature (F)	225 °F
Primary Seal	BUNA SPRING LOADED LIP SEAL
Insert	B440L
Misalignment Capability	±2.0° Misalignment - Dynamic
Lubricant	EXXON RONEX MP STD
Housing Coating	POWDER COATED
Max Operating Temperature (C)	107 °C

General Specifications

UPC	793699319477
Weight	18.34 LB
Packaged Length	7.75 IN
Packaged Width	3.69 IN
Packaged Height	7.88 IN
HTC	8483204040