• 1 3/4" Mounted Spherical Roller Bearing, Fixed Cast Iron 2-Bolt Pillow Block, Single Setscrew Locking Collar, Spring Loaded Heavy Contact Seal, nickel plated Housing, cover and collar

Dimensions

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

Technical Specifications

Radial Clearance	C0 STANDARD
Misalignment Type	Dynamic
Static Load Rating (lb)	28,700 lb
Seal Type	Heavy Contact Seal
Housing Style	Pillow Block
Housing Type	Pillow Block, Two Bolt
End Cap	B428DTC
Shaft Locking Type	Single Set Collar
Cage Material	Steel
Series	Solid-housed Pillow Blocks
Housing Color	Silver
Housing Construction	Solid
Rolling Element	Spherical Roller
Product	PB22400
Radial Dynamic Load Capacity (lb)	24,700 lb
Fixed/Expansion	Fixed
Housing Material	Cast Iron
Maximum Speed (RPM)	2350 rpm
Setscrew Torque (in-lbs)	325 in/lbs
Microlock Kit	B436MLK
Ability to Relubricate	Yes
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Seal Kit	B428ES
Grease Fitting Thread Size	1/8 NPT
Max Operating Temperature (F)	225 °F
Housing Coating	NICKEL PLATED
Lubricant	EXXON RONEX MP STD
Vibration Frequency Fundamental Train	0.0069 cps
Misalignment Capability	±2.0° Misalignment - Dynamic
Max Operating Temperature (C)	107 °C
Insert	B428L
Vibration Frequency Inner Ring Defect	0.1361 cps
Primary Seal	BUNA SPRING LOADED LIP SEAL
Vibration Frequency Outer Ring Defect	0.0972 cps
Vibration Frequency Roller Spin	0.0466 cps
Size Code	B428
Locking Device Kit	B428SC

General Specifications

UPC	793699503968
Weight	9.42 LB
Packaged Length	8.50 IN
Packaged Width	3.50 IN
Packaged Height	4.50 IN