• 3" Mounted Spherical Roller Bearing, Fixed Cast Steel 2-Bolt Pillow Block, Single Setscrew Locking Collar, Clearance Seal, Reversed Assembly, Special Threaded Cover Locking Style

Dimensions

Base to Center Height (in)	3.25 in
Base Width (in)	3.19 in
Foot Height (in)	2.25 in
Overall Height (in)	6.44 in
Overall Width (in)	4 in
Overall Length (in)	10.44 in
Bore Diameter (in)	3 in
Slot Length (in)	1.06 in
Bolt Size (in)	3/4 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
Bolt Spacing (in)	8.13 in
Centerline to Cap Face (in)	2.78 in
Base Length (in)	10.44 in
Length Through Bore (in)	4 in

Technical Specifications

Product	PKB22400
Rolling Element	Spherical Roller
Radial Clearance	C0 STANDARD
Radial Dynamic Load Capacity (lb)	51,100 lb
Housing Color	Black
Fixed/Expansion	Fixed
Cage Material	Steel
Seal Type	Clearance Seal
Housing Type	Pillow Block, Two Bolt
Series	Solid-housed Pillow Blocks
Housing Style	Pillow Block
Housing Material	Cast Steel
End Cap	B448EC
Housing Construction	Solid
Misalignment Type	Dynamic
Static Load Rating (lb)	71,500 lb
Shaft Locking Type	Single Set Collar
Setscrew Torque (in-lbs)	680 in/lbs
Microlock Kit	B448MLK
Seal Kit	B448HS
Maximum Speed (RPM)	1950 rpm
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Ability to Relubricate	Yes
Vibration Frequency Inner Ring Defect	0.1701 cps
Max Operating Temperature (F)	225 °F
Auxiliary Seals	1 LB STYLE CLOSED CAP STEEL
Grease Fitting Thread Size	1/8 NPT
Vibration Frequency Fundamental Train	0.0072 cps
Lubricant	EXXON RONEX MP STD
Misalignment Capability	±2.0° Misalignment - Dynamic
Vibration Frequency Outer Ring Defect	0.1299 cps
Insert	B448L
Size Code	B448
Primary Seal	STEEL CLEARANCE SEAL
Housing Coating	POWDER COATED
Max Operating Temperature (C)	107 °C
Vibration Frequency Roller Spin	0.0591 cps
Locking Device Kit	B448SC

General Specifications

UPC	793699086492
Weight	29.75 LB
Packaged Length	6.50 IN
Packaged Width	5.00 IN
Packaged Height	11.25 IN