• 4 3/16" Mounted Spherical Roller Bearing, Cast Steel 4-Bolt Pillow Block, Double Setscrew Locking Collar, Clearance Seal

Dimensions

Bore Diameter (in)	4.1875 in
Bolt Size (in)	3/4 in
Overall Width (in)	6.25 in
Overall Height (in)	10 in
Base Width (in)	4.75 in
Foot Height (in)	2.75 in
Slot Length (in)	1.45 in
Overall Length (in)	16.5 in
Base to Center Height (in)	4.75 in
Locking Collar Outside Diameter (in)	6.19 in
Bolt Spacing (in)	13.5 in
Bolt Spacing Width (in)	2.5 in
Inner Ring Outside Diameter (in)	5.032 in
Length Through Bore (in)	6.25 in
Centerline to Outermost Bearing Face (in)	3.13 in
Housing Cast Face to Outermost Bearing Face (in)	1 in
Base Length (in)	16.5 in

Technical Specifications

Fixed/Expansion	Fixed
Seal Type	Clearance Seal
Radial Clearance	C0 STANDARD
Housing Color	Black
Static Load Rating (lb)	159,300 lb
Cage Material	Steel
Housing Material	Cast Steel
Radial Dynamic Load Capacity (lb)	109,400 lb
Shaft Locking Type	Double Set Collar
Housing Construction	Solid
Misalignment Type	Dynamic
Housing Style	Pillow Block
Housing Type	Pillow Block, Four Bolt
Series	Solid-housed Pillow Blocks
Rolling Element	Spherical Roller
Product	PKB22500F
Setscrew Torque (in-lbs)	1350 in/lbs
Microlock Kit	B580MLK
Ability to Relubricate	Yes
Seal Kit	B572YHS
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Maximum Speed (RPM)	1300 rpm
Vibration Frequency Fundamental Train	0.0072 cps
Housing Coating	POWDER COATED
Insert	B567YL
Grease Fitting Thread Size	1/8 NPT
Vibration Frequency Inner Ring Defect	0.1717 cps
Lubricant	EXXON RONEX MP STD
Misalignment Capability	±2.0° Misalignment - Dynamic
Max Operating Temperature (C)	107 °C
Vibration Frequency Outer Ring Defect	0.1283 cps
Locking Device Kit	B572YSC QTY 2
Primary Seal	STEEL CLEARANCE SEAL
Size Code	B572
Max Operating Temperature (F)	225 °F
Vibration Frequency Roller Spin	0.0568 cps

General Specifications

UPC	662864306874
Weight	98.00 LB
Packaged Length	10.50 IN
Packaged Width	6.63 IN
Packaged Height	16.00 IN
Country of Origin	Mexico