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

Dimensions

Overall Height (in)	6.44 in
Foot Height (in)	2.25 in
Base to Center Height (in)	3.25 in
Overall Width (in)	4 in
Base Width (in)	3.75 in
Bolt Size (in)	5/8 in
Bore Diameter (in)	3 in
Overall Length (in)	10.44 in
Slot Length (in)	0.94 in
Locking Collar Outside Diameter (in)	4.06 in
Housing Cast Face to Outermost Bearing Face (in)	0.84 in
Length Through Bore (in)	4 in
Inner Ring Outside Diameter (in)	3.37 in
Bolt Spacing (in)	8.13 in
Centerline to Outermost Bearing Face (in)	2.44 in
Base Length (in)	10.44 in
Bolt Spacing Width (in)	1.88 in

Technical Specifications

Series	Solid-housed Pillow Blocks
Radial Dynamic Load Capacity (lb)	51,100 lb
Housing Type	Pillow Block, Four Bolt
Radial Clearance	C0 STANDARD
Seal Type	Heavy Contact Seal
Housing Color	Black
Rolling Element	Spherical Roller
Cage Material	Steel
Misalignment Type	Dynamic
Shaft Locking Type	Single Set Collar
Housing Construction	Solid
Housing Style	Pillow Block
Housing Material	Cast Iron
Static Load Rating (lb)	71,500 lb
End Cap	B448DTC
Product	PB22400F
Fixed/Expansion	Fixed
Microlock Kit	B448MLK
Ability to Relubricate	Yes
Setscrew Torque (in-lbs)	680 in/lbs
Maximum Speed (RPM)	1500 rpm
Seal Kit	B448ES
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Misalignment Capability	±2.0° Misalignment - Dynamic
Locking Device Kit	B448SC
Vibration Frequency Roller Spin	0.0591 cps
Housing Coating	POWDER COATED
Lubricant	EXXON RONEX MP STD
Insert	B448L
Max Operating Temperature (F)	225 °F
Grease Fitting Thread Size	1/8 NPT
Size Code	B448
Vibration Frequency Inner Ring Defect	0.1701 cps
Vibration Frequency Fundamental Train	0.0072 cps
Primary Seal	BUNA SPRING LOADED LIP SEAL
Vibration Frequency Outer Ring Defect	0.1299 cps
Max Operating Temperature (C)	107 °C

General Specifications

UPC	662327110291
Weight	28.00 LB
Packaged Length	6.56 IN
Packaged Width	4.25 IN
Packaged Height	10.56 IN
Country of Origin	Mexico