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

Dimensions

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

Technical Specifications

Radial Clearance	C0 STANDARD
Cage Material	Steel
End Cap	B428DTC
Housing Material	Cast Iron
Housing Type	Pillow Block, Two Bolt
Static Load Rating (lb)	28,700 lb
Misalignment Type	Dynamic
Radial Dynamic Load Capacity (lb)	24,700 lb
Housing Construction	Solid
Housing Style	Pillow Block
Housing Color	Black
Rolling Element	Spherical Roller
Shaft Locking Type	Single Set Collar
Series	Solid-housed Pillow Blocks
Fixed/Expansion	Fixed
Seal Type	Multi-Lip Contact Seal
Product	PB22400
Microlock Kit	B436MLK
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Ability to Relubricate	Yes
Seal Kit	B428E7S
Maximum Speed (RPM)	1325 rpm
Setscrew Torque (in-lbs)	325 in/lbs
Max Operating Temperature (C)	107 °C
Primary Seal	BUNA TRIPLE LIP SEAL
Vibration Frequency Inner Ring Defect	0.1361 cps
Vibration Frequency Roller Spin	0.0466 cps
Size Code	B428
Grease Fitting Thread Size	1/8 NPT
Locking Device Kit	B428SC
Vibration Frequency Fundamental Train	0.0069 cps
Lubricant	EXXON RONEX MP STD
Insert	B428L
Vibration Frequency Outer Ring Defect	0.0972 cps
Max Operating Temperature (F)	225 °F
Misalignment Capability	±2.0° Misalignment - Dynamic
Housing Coating	POWDER COATED

General Specifications

UPC	793699540673
Weight	9.57 LB
Packaged Length	8.50 IN
Packaged Width	3.50 IN
Packaged Height	4.50 IN