• 2 11/16" Mounted Ball Bearing, Heavy Duty Expansion Unit, Cast Iron 2-Bolt Pillow Block, Setscrew Locking, Clearance Seal, Sound Tested, Special Clearance, Special Assembly Practice

Dimensions

Length Through Bore (in)	3.81 in
Bore Diameter (in)	2.6875 in
Bolt Size (in)	7/8 in
Base Width (in)	3.75 in
Foot Height (in)	1.63 in
Base to Center Height (in)	4 in
Overall Width (in)	3.81 in
Overall Height (in)	7.94 in
Overall Length (in)	14.63 in
Centerline to Outermost Bearing Face (in)	2.25 in
Bolt Spacing (in)	11.81 in

Technical Specifications

Housing Type	Pillow Block, Two Bolt
Bore Shape	Straight
Seal Type	Labryinth Seal
Housing Color	Black
Cage Material	Molded fiber glass reinforced nylon
Housing Base	Semi-Solid
Housing Construction	One Piece
Misalignment Type	Static Only
Slot Length (in)	1.63 in
Outer Ring Land Profile	Standard
Rolling Element	Ball Bearing
Housing Style	Pillow Block
Setscrew Torque (in-lbs)	620-680 in/lbs
Ability to Relubricate	Yes
Locking Collar Outside Diameter (in)	4.74 in
Max Operating Temperature (C)	107 °C
Dynamic Load Rating (lb)	23,420 lb
Lubricant	EXXON RONEX MP STD
Grease Fitting Thread Size	1/8 NPT
Housing Material	Cast Iron
Vibration Frequency Roller Spin	0.0342 cps
Expansion Capability (in)	0.22 in
Static Load Rating (lb)	15,300 lb
Fixed vs. Expansion	Expansion
Housing Coating	Powder Coated
Maximum Speed (RPM)	3950 rpm
Shaft Locking Type	Set Screw
Vibration Frequency Fundamental Train	0.0063 cps
Expansion Lock Plug	B225728A
End Cap	U3396C
Vibration Frequency Outer Ring Defect	0.0513 cps
End Cap Available	Yes
Base Length (in)	14.63 in
Size Code	344
Bearing Type	Heavy Duty
Max Operating Temperature (F)	225 °F
Radial Clearance	C0-LOW HALF C3
Bearing Brand	LINK-BELT 300 SERIES HD BALL
Vibration Frequency Inner Ring Defect	0.0820 cps
Bearing Insert Material	52100 Bearing Steel
Inner Ring Outside Diameter (in)	3.732 in
Locking Device Kit	U3445S
Cage Type	Ball Riding Retainer
Misalignment Capability	±2.0° Misalignment - Static Only

General Specifications

UPC	662327943387
Weight	41.50 LB
Packaged Length	8.38 IN
Packaged Width	5.25 IN
Packaged Height	14.63 IN
HTC	8483208040
Country of Origin	Mexico