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

Dimensions

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

Technical Specifications

Housing Style	Pillow Block
Series	Solid-housed Pillow Blocks
Misalignment Type	Dynamic
Static Load Rating (lb)	241,900 lb
Seal Type	Multi-Lip Contact Seal
Radial Dynamic Load Capacity (lb)	166,200 lb
Radial Clearance	C0 STANDARD
Housing Type	Pillow Block, Four Bolt
Shaft Locking Type	Double Set Collar
Housing Color	Black
Housing Material	Cast Iron
Cage Material	Steel
Fixed/Expansion	Fixed
Rolling Element	Spherical Roller
Housing Construction	Solid
Product	PB22500F
Setscrew Torque (in-lbs)	1350 in/lbs
Ability to Relubricate	Yes
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Microlock Kit	B580MLK
Seal Kit	B580YE7S
Maximum Speed (RPM)	525 rpm
Vibration Frequency Fundamental Train	0.0071 cps
Max Operating Temperature (F)	225 °F
Vibration Frequency Inner Ring Defect	0.173 cps
Housing Coating	POWDER COATED
Locking Device Kit	B580YSC QTY 2
Insert	B579YL
Vibration Frequency Outer Ring Defect	0.127 cps
Misalignment Capability	±2.0° Misalignment - Dynamic
Lubricant	EXXON RONEX MP STD
Size Code	B580
Primary Seal	BUNA TRIPLE LIP SEAL
Vibration Frequency Roller Spin	0.0515 cps
Max Operating Temperature (C)	107 °C
Grease Fitting Thread Size	1/4 NPT

General Specifications

UPC	662864307468
Weight	129.00 LB
Packaged Length	11.88 IN
Packaged Width	7.25 IN
Packaged Height	18.50 IN