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

Dimensions

Overall Width (in)	4 in
Bolt Size (in)	3/4 in
Bore Diameter (in)	3 in
Overall Length (in)	10.44 in
Base to Center Height (in)	3.25 in
Foot Height (in)	2 in
Overall Height (in)	6.44 in
Slot Length (in)	1.06 in
Base Width (in)	3.19 in
Locking Collar Outside Diameter (in)	4.06 in
Inner Ring Outside Diameter (in)	3.37 in
Base Length (in)	10.44 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
Bolt Spacing (in)	8.13 in

Technical Specifications

Housing Style	Pillow Block
Static Load Rating (lb)	71,500 lb
Housing Color	Black
Radial Clearance	C0 STANDARD
Product	PB22400
Seal Type	Heavy Contact Seal
Shaft Locking Type	Single Set Collar
Housing Construction	Solid
Misalignment Type	Dynamic
Series	Solid-housed Pillow Blocks
End Cap	B448DTC
Cage Material	Steel
Housing Material	Cast Iron
Fixed/Expansion	Fixed
Rolling Element	Spherical Roller
Radial Dynamic Load Capacity (lb)	51,100 lb
Housing Type	Pillow Block, Two Bolt
Setscrew Torque (in-lbs)	680 in/lbs
Ability to Relubricate	Yes
Seal Kit	B448ES
Maximum Speed (RPM)	1500 rpm
Microlock Kit	B448MLK
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Misalignment Capability	±2.0° Misalignment - Dynamic
Primary Seal	BUNA SPRING LOADED LIP SEAL
Max Operating Temperature (C)	107 °C
Vibration Frequency Inner Ring Defect	0.1701 cps
Grease Fitting Thread Size	1/8 NPT
Housing Coating	POWDER COATED
Size Code	B448
Lubricant	EXXON RONEX MP STD
Vibration Frequency Roller Spin	0.0591 cps
Vibration Frequency Outer Ring Defect	0.1299 cps
Max Operating Temperature (F)	225 °F
Locking Device Kit	B448SC
Insert	B448L
Vibration Frequency Fundamental Train	0.0072 cps

General Specifications

UPC	662327110284
Weight	26.00 LB
Packaged Length	6.56 IN
Packaged Width	4.25 IN
Packaged Height	10.56 IN
HTC	8483204080
Country of Origin	United States of America