• 3" Mounted Spherical Roller Bearing, Cast Iron 4-Bolt Square Flange Block, Single Setscrew Locking Collar, Clearance Seal

Dimensions

Bore Diameter (in)	3 in
Overall Height (in)	4.22 in
Housing Height (in)	4.22 in
Housing Width (in)	7.75 in
Overall Width (in)	7.75 in
Foot Height (in)	1.78 in
Bolt Size (in)	3/4 in
Overall Length (in)	7.75 in
Locking Collar Outside Diameter (in)	4.06 in
Standoff Distance (in)	0.19 in
Length Through Bore (in)	4 in
Bolt Circle (in)	8.5 in
Inner Ring Outside Diameter (in)	3.37 in
Bolt Spacing (in)	6 in

Technical Specifications

Housing Type	Flange, Four Bolt
Housing Style	Flange Block
Rolling Element	Spherical Roller
Radial Dynamic Load Capacity (lb)	51,100 lb
Radial Clearance	C0 STANDARD
Seal Type	Clearance Seal
Shaft Locking Type	Single Set Collar
Product	EFRB22400
Fixed/Expansion	Fixed
Misalignment Type	Dynamic
Housing Material	Cast Iron
Static Load Rating (lb)	71,500 lb
End Cap	B448DTC
Housing Construction	Solid
Series	Flange Blocks
Cage Material	Steel
Microlock Kit	B448MLK
Setscrew Torque (in-lbs)	680 in/lbs
Seal Kit	B448HS
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Ability to Relubricate	Yes
Maximum Speed (RPM)	1950 rpm
Vibration Frequency Roller Spin	0.0591 cps
Max Operating Temperature (C)	107 °C
Vibration Frequency Inner Ring Defect	0.1701 cps
Grease Fitting Thread Size	1/8 NPT
Lubricant	EXXON RONEX MP STD
Housing Coating	POWDER COATED
Vibration Frequency Fundamental Train	0.0072 cps
Vibration Frequency Outer Ring Defect	0.1299 cps
Locking Device Kit	B448SC
Size Code	B448
Primary Seal	STEEL CLEARANCE SEAL
Max Operating Temperature (F)	225 °F
Misalignment Capability	±2.0° Misalignment - Dynamic
Insert	B448L

General Specifications

UPC	662327024758
Weight	27.10 LB
Packaged Length	9.50 IN
Packaged Width	4.50 IN
Packaged Height	9.25 IN
HTC	8483204080
Country of Origin	Mexico