• 2 3/4" Mounted Ball Bearing, Heavy Duty, Cast Iron 2-Bolt Pillow Block, Setscrew Locking, Clearance Seal

Dimensions

Bolt Size (in)	7/8 in
Bore Diameter (in)	2.75 in
Length Through Bore (in)	3.81 in
Overall Length (in)	14.63 in
Foot Height (in)	1.63 in
Base to Center Height (in)	4 in
Overall Height (in)	7.75 in
Overall Width (in)	3.81 in
Base Width (in)	3.75 in
Centerline to Outermost Bearing Face (in)	2.25 in
Bolt Spacing (in)	11.81 in

Technical Specifications

Rolling Element	Ball Bearing
Slot Length (in)	1.63 in
Cage Material	Molded fiber glass reinforced nylon
Housing Construction	One Piece
Housing Style	Pillow Block
Housing Color	Black
Outer Ring Land Profile	Standard
Seal Type	Labryinth Seal
Housing Base	Semi-Solid
Bore Shape	Straight
Housing Type	Pillow Block, Two Bolt
Misalignment Type	Static Only
Ability to Relubricate	Yes
Locking Collar Outside Diameter (in)	4.74 in
Setscrew Torque (in-lbs)	620-680 in/lbs
Max Operating Temperature (F)	225 °F
End Cap Available	Yes
Housing Coating	Powder Coated
Bearing Insert Material	52100 Bearing Steel
Size Code	344
Misalignment Capability	±2.0° Misalignment - Static Only
Bearing Type	Heavy Duty
Grease Fitting Thread Size	1/8 NPT
Static Load Rating (lb)	15,300 lb
Vibration Frequency Roller Spin	0.0342 cps
Vibration Frequency Inner Ring Defect	0.0820 cps
Dynamic Load Rating (lb)	23,420 lb
Vibration Frequency Outer Ring Defect	0.0513 cps
Fixed vs. Expansion	Fixed
Lubricant	EXXON RONEX MP STD
Base Length (in)	14.63 in
Locking Device Kit	U3445S
Max Operating Temperature (C)	107 °C
Housing Material	Cast Iron
Bearing Brand	LINK-BELT 300 SERIES HD BALL
Vibration Frequency Fundamental Train	0.0063 cps
Shaft Locking Type	Set Screw
End Cap	U3446C
Radial Clearance	C3 STANDARD
Cage Type	Ball Riding Retainer
Inner Ring Outside Diameter (in)	3.732 in
Insert	UG344L
Maximum Speed (RPM)	3950 rpm

General Specifications

UPC	662327735098
Weight	35.23 LB
Packaged Length	8.38 IN
Packaged Width	5.25 IN
Packaged Height	14.63 IN
HTC	8483208040
Country of Origin	Mexico