• Heavy duty tapered roller bearings with steel cage for radial, thrust and combined loading
• Race-mounted felt-lined flinger seal
• Double-collar interlock with 120° spacing setscrew lock, diamond faceted setscrews
• Powder coat epoxy split cast iron housing

Dimensions

Bolt Size (in)	0.75 in
Overall Width (in)	5.25 in
Housing Width (in)	9.25 in
Overall Length (in)	9.25 in
Bolt Center-to-Center Length (in)	7 in
Bolt Center Diameter (in)	9.90625 in
Overall Height (in)	5.25 in
Bore Size (in)	3.5000 in
Foot Height (in)	1.875 in
Centerline to Front Face (in)	2.5 in
Inner Race Length (in)	5 in
Collar Outer Diameter (in)	5.5 in

Technical Specifications

Rolling Element	Tapered Roller
Insert Material	52100 Bearing Steel
Seal Type	Felt Labyrinth Seal
Expansion	Non-Expansion Bearing (Fixed)
Speed (Max)	1500
Housing Material	Cast Iron
Measure Units	Inch
Housing Base	Solid
Housing Type	Flange, Four Bolt
Bore Shape	Straight
Pilot Configuration	No Pilot
Internal Clearance	Standard
Housing Construction	Split Two Piece
Locking Type	Double Collar Mount
Misalignment	±3.0° Misalignment - Static Only
Platform	RPB Series
End Cap	No
Retainer Material	Steel
Outer Ring Land Profile	Standard
Housing Color	Gray
Misalignment Type	Static Only
Bearing Insert Coating	Uncoated
Replaceable Insert	Yes
Series	RFB
Grease Fitting Thread Size	1/8 NPT
Insert Number	RCI-308
Ability to Relubricate	Yes
Lubrication Type	Lithium; EP; NLGI#2
Maximum Operating Temperature (F)	220 °F
Duty/Series	Standard
Inner Race Heat Treat Method	Case Carburized Inner Ring
Housing Style	Flange Block

General Specifications

UPC	662288480389
Weight	57.40 LB
Packaged Length	11.00 IN
Packaged Width	11.00 IN
Packaged Height	6.63 IN
HTC	8483.20.4080
Country of Origin	United States of America