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

Dimensions

Slot Length (in)	0.94 in
Base Width (in)	3.75 in
Overall Width (in)	4 in
Foot Height (in)	2.25 in
Base to Center Height (in)	3.25 in
Bore Diameter (in)	2.7500 in
Overall Height (in)	6.44 in
Bolt Size (in)	5/8 in
Overall Length (in)	10.44 in
Locking Collar Outside Diameter (in)	4.06 in
Length Through Bore (in)	4 in
Housing Cast Face to Outermost Bearing Face (in)	0.84 in
Bolt Spacing Width (in)	1.88 in
Bolt Spacing (in)	8.13 in
Base Length (in)	10.44 in
Centerline to Outermost Bearing Face (in)	2.44 in
Inner Ring Outside Diameter (in)	3.37 in

Technical Specifications

Housing Style	Pillow Block
Misalignment Type	Dynamic
Shaft Locking Type	Single Set Collar
Fixed/Expansion	Fixed
End Cap	B448DTC
Radial Dynamic Load Capacity (lb)	51,100 lb
Seal Type	Clearance Seal
Cage Material	Steel
Static Load Rating (lb)	71,500 lb
Series	Solid-housed Pillow Blocks
Housing Color	Black
Radial Clearance	C0 STANDARD
Product	PB22400F
Housing Material	Cast Iron
Rolling Element	Spherical Roller
Housing Construction	Solid
Housing Type	Pillow Block, Four Bolt
Setscrew Torque (in-lbs)	680 in/lbs
Maximum Speed (RPM)	1950 rpm
Ability to Relubricate	Yes
Microlock Kit	B448MLK
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Seal Kit	B448HS
Primary Seal	STEEL CLEARANCE SEAL
Lubricant	EXXON RONEX MP STD
Grease Fitting Thread Size	1/8 NPT
Max Operating Temperature (C)	107 °C
Housing Coating	POWDER COATED
Vibration Frequency Roller Spin	0.0591 cps
Vibration Frequency Outer Ring Defect	0.1299 cps
Locking Device Kit	B448SC
Max Operating Temperature (F)	225 °F
Misalignment Capability	±2.0° Misalignment - Dynamic
Vibration Frequency Inner Ring Defect	0.1701 cps
Vibration Frequency Fundamental Train	0.0072 cps
Size Code	B448
Insert	B444L

General Specifications

UPC	662327110185
Weight	29.50 LB
Packaged Length	6.56 IN
Packaged Width	4.25 IN
Packaged Height	10.56 IN