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

Dimensions

Slot Length (in)	1.06 in
Base Width (in)	3.19 in
Overall Width (in)	4 in
Bolt Size (in)	3/4 in
Bore Diameter (in)	2.7500 in
Overall Height (in)	6.44 in
Overall Length (in)	10.44 in
Base to Center Height (in)	3.25 in
Foot Height (in)	2 in
Locking Collar Outside Diameter (in)	4.06 in
Inner Ring Outside Diameter (in)	3.37 in
Base Length (in)	10.44 in
Centerline to Outermost Bearing Face (in)	2.44 in
Length Through Bore (in)	4 in
Housing Cast Face to Outermost Bearing Face (in)	0.84 in
Bolt Spacing (in)	8.13 in

Technical Specifications

Shaft Locking Type	Single Set Collar
Product	PB22400
Radial Clearance	C0 STANDARD
Cage Material	Steel
Seal Type	Multi-Lip Contact Seal
Housing Type	Pillow Block, Two Bolt
Housing Style	Pillow Block
Housing Construction	Solid
Fixed/Expansion	Fixed
Series	Solid-housed Pillow Blocks
Rolling Element	Spherical Roller
Static Load Rating (lb)	71,500 lb
Housing Material	Cast Iron
Misalignment Type	Dynamic
End Cap	B448DTC
Housing Color	Black
Radial Dynamic Load Capacity (lb)	51,100 lb
Ability to Relubricate	Yes
Setscrew Torque (in-lbs)	680 in/lbs
Maximum Speed (RPM)	850 rpm
Seal Kit	B448E7S
Available Seal Type	E Lip Seal; H Labyrinth Seal; E7 Triple Lip Seal
Microlock Kit	B448MLK
Vibration Frequency Outer Ring Defect	0.1299 cps
Locking Device Kit	B448SC
Max Operating Temperature (C)	107 °C
Lubricant	EXXON RONEX MP STD
Vibration Frequency Inner Ring Defect	0.1701 cps
Vibration Frequency Fundamental Train	0.0072 cps
Housing Coating	POWDER COATED
Size Code	B448
Vibration Frequency Roller Spin	0.0591 cps
Primary Seal	BUNA TRIPLE LIP SEAL
Grease Fitting Thread Size	1/8 NPT
Insert	B444L
Max Operating Temperature (F)	225 °F
Misalignment Capability	±2.0° Misalignment - Dynamic

General Specifications

UPC	793699540840
Weight	28.00 LB
Packaged Length	6.56 IN
Packaged Width	4.25 IN
Packaged Height	10.56 IN
HTC	8483208080
Country of Origin	Mexico