• 4 15/16" Mounted Spherical Roller Bearing, Cast Iron 4-Bolt Pillow Block, Double Setscrew Locking Collar, Clearance Seal

Dimensions

Overall Width (in)	7.88 in
Bore Diameter (in)	4.9375 in
Base to Center Height (in)	5.5 in
Overall Height (in)	11.13 in
Overall Length (in)	18.5 in
Slot Length (in)	1.5 in
Foot Height (in)	3 in
Base Width (in)	5.56 in
Bolt Size (in)	7/8 in
Locking Collar Outside Diameter (in)	7.06 in
Length Through Bore (in)	7.88 in
Base Length (in)	18.5 in
Inner Ring Outside Diameter (in)	5.75 in
Centerline to Outermost Bearing Face (in)	3.94 in
Bolt Spacing (in)	15.5 in
Bolt Spacing Width (in)	2.75 in
Housing Cast Face to Outermost Bearing Face (in)	1.16 in

Technical Specifications

Product	PB22500F
Housing Type	Pillow Block, Four Bolt
Misalignment Type	Dynamic
Radial Clearance	C0 STANDARD
Radial Dynamic Load Capacity (lb)	166,200 lb
Fixed/Expansion	Fixed
Housing Construction	Solid
Shaft Locking Type	Double Set Collar
Rolling Element	Spherical Roller
Housing Material	Cast Iron
Series	Solid-housed Pillow Blocks
Static Load Rating (lb)	241,900 lb
Housing Style	Pillow Block
Seal Type	Clearance Seal
Cage Material	Steel
Housing Color	Black
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Microlock Kit	B580MLK
Ability to Relubricate	Yes
Setscrew Torque (in-lbs)	1350 in/lbs
Seal Kit	B580YHS
Maximum Speed (RPM)	1200 rpm
Locking Device Kit	B580YSC QTY 2
Max Operating Temperature (F)	225 °F
Vibration Frequency Roller Spin	0.0515 cps
Size Code	B580
Vibration Frequency Inner Ring Defect	0.173 cps
Lubricant	EXXON RONEX MP STD
Housing Coating	POWDER COATED
Misalignment Capability	±2.0° Misalignment - Dynamic
Vibration Frequency Fundamental Train	0.0071 cps
Max Operating Temperature (C)	107 °C
Vibration Frequency Outer Ring Defect	0.127 cps
Primary Seal	STEEL CLEARANCE SEAL
Grease Fitting Thread Size	1/4 NPT
Lube Fitting Type	SEE DESC
Insert	B579YL

General Specifications

UPC	662864306676
Weight	155.00 LB
Packaged Length	11.88 IN
Packaged Width	7.25 IN
Packaged Height	18.50 IN
HTC	8483208080
Country of Origin	United States of America