• 2 3/4" Mounted Spherical Roller Bearing, Cast Iron 2-Bolt Pillow Block, Single Setscrew Locking Collar, Spring Loaded Heavy Contact Seal

Dimensions

Foot Height (in)	1.88 in
Overall Height (in)	6.31 in
Base Width (in)	3.19 in
Bolt Size (in)	3/4 in
Bore Diameter (in)	2.7500 in
Base to Center Height (in)	3.125 in
Overall Length (in)	11.81 in
Overall Width (in)	4 in
Locking Collar Outside Diameter (in)	4.06 in
Housing Cast Face to Outermost Bearing Face (in)	0.84 in
Centerline to Outermost Bearing Face (in)	2.44 in
Length Through Bore (in)	4 in
Inner Ring Outside Diameter (in)	3.37 in
Base Length (in)	11.81 in
Bolt Spacing Min (in)	7.81 in
Bolt Spacing Max (in)	9.75 in

Technical Specifications

End Cap	B448DTC
Shaft Locking Type	Single Set Collar
Rolling Element	Spherical Roller
Misalignment Type	Dynamic
Static Load Rating (lb)	71,500 lb
Housing Material	Cast Iron
Radial Dynamic Load Capacity (lb)	51,100 lb
Housing Type	Pillow Block, Two Bolt, Type E
Product	EPB22400
Radial Clearance	C0 STANDARD
Series	Solid-housed Pillow Blocks
Housing Style	Pillow Block
Housing Construction	Solid
Cage Material	Steel
Housing Color	Black
Fixed/Expansion	Fixed
Seal Type	Heavy Contact Seal
Microlock Kit	B448MLK
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Seal Kit	B448ES
Ability to Relubricate	Yes
Maximum Speed (RPM)	1500 rpm
Setscrew Torque (in-lbs)	680 in/lbs
Locking Device Kit	B448SC
Lubricant	EXXON RONEX MP STD
Insert	B444L
Housing Coating	POWDER COATED
Vibration Frequency Outer Ring Defect	0.1299 cps
Primary Seal	BUNA SPRING LOADED LIP SEAL
Max Operating Temperature (F)	225 °F
Vibration Frequency Roller Spin	0.0591 cps
Max Operating Temperature (C)	107 °C
Vibration Frequency Inner Ring Defect	0.1701 cps
Size Code	B448
Misalignment Capability	±2.0° Misalignment - Dynamic
Grease Fitting Thread Size	1/8 NPT
Vibration Frequency Fundamental Train	0.0072 cps

General Specifications

UPC	793699528756
Weight	30.00 LB
Packaged Length	12.00 IN
Packaged Width	3.56 IN
Packaged Height	6.75 IN