• 1 3/4" Mounted Spherical Roller Bearing, Cast Iron 2-Bolt Pillow Block, Single Setscrew Locking Collar, Clearance Seal

Dimensions

Overall Length (in)	7.13 in
Overall Height (in)	4.25 in
Overall Width (in)	3.13 in
Bolt Size (in)	1/2 in
Base Width (in)	2.5 in
Base to Center Height (in)	2.125 in
Bore Diameter (in)	1.7500 in
Slot Length (in)	0.81 in
Foot Height (in)	1.31 in
Locking Collar Outside Diameter (in)	2.59 in
Base Length (in)	7.13 in
Bolt Spacing (in)	5.5 in
Length Through Bore (in)	3.13 in
Inner Ring Outside Diameter (in)	2.027 in
Centerline to Outermost Bearing Face (in)	1.91 in
Housing Cast Face to Outermost Bearing Face (in)	0.66 in

Technical Specifications

Static Load Rating (lb)	28,700 lb
Shaft Locking Type	Single Set Collar
End Cap	B428DTC
Housing Style	Pillow Block
Seal Type	Clearance Seal
Series	Solid-housed Pillow Blocks
Housing Material	Cast Iron
Product	PB22400
Housing Construction	Solid
Housing Color	Black
Radial Dynamic Load Capacity (lb)	24,700 lb
Misalignment Type	Dynamic
Fixed/Expansion	Fixed
Cage Material	Steel
Radial Clearance	C0 STANDARD
Rolling Element	Spherical Roller
Housing Type	Pillow Block, Two Bolt
Maximum Speed (RPM)	3100 rpm
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Microlock Kit	B436MLK
Seal Kit	B428HS
Setscrew Torque (in-lbs)	325 in/lbs
Ability to Relubricate	Yes
Max Operating Temperature (C)	107 °C
Misalignment Capability	±2.0° Misalignment - Dynamic
Locking Device Kit	B428SC
Vibration Frequency Inner Ring Defect	0.1361 cps
Primary Seal	STEEL CLEARANCE SEAL
Lubricant	EXXON RONEX MP STD
Vibration Frequency Roller Spin	0.0466 cps
Size Code	B428
Housing Coating	POWDER COATED
Vibration Frequency Outer Ring Defect	0.0972 cps
Vibration Frequency Fundamental Train	0.0069 cps
Insert	B428L
Grease Fitting Thread Size	1/8 NPT
Max Operating Temperature (F)	225 °F

General Specifications

UPC	662327109677
Weight	13.60 LB
Packaged Length	8.50 IN
Packaged Width	3.50 IN
Packaged Height	4.50 IN
HTC	8483208080
Country of Origin	United States of America