• 2 1/4" Mounted Ball Bearing, Heavy Duty Expansion Unit, Cast Iron 4-Bolt Square Flange Block, Setscrew Locking, Clearance Seal

Dimensions

Overall Height (in)	3.47 in
Bolt Size (in)	3/4 in
Overall Length (in)	7.63 in
Overall Width (in)	7.63 in
Length Through Bore (in)	3.32 in
Foot Height (in)	0.75 in
Bore Diameter (in)	2.25 in
Bolt Spacing (in)	6 in

Technical Specifications

Housing Style	Flange Block
Pilot Configuration	No Pilot
Housing Type	Flange, Four Bolt
Seal Type	Labryinth Seal
Housing Color	Black
Outer Ring Land Profile	Standard
Misalignment Type	Static Only
Rolling Element	Ball Bearing
Cage Material	Molded fiber glass reinforced nylon
Bore Shape	Straight
Setscrew Torque (in-lbs)	430-460 in/lbs
Ability to Relubricate	Yes
Locking Collar Outside Diameter (in)	4.17 in
Dynamic Load Rating (lb)	18,390 lb
End Cap Available	Yes
Shaft Locking Type	Set Screw
Vibration Frequency Roller Spin	0.0337 cps
Inner Ring Outside Diameter (in)	3.216 in
Vibration Frequency Fundamental Train	0.0063 cps
Misalignment Capability	±1.5° Misalignment - Static Only
Vibration Frequency Outer Ring Defect	0.0510 cps
Bearing Brand	LINK-BELT 300 SERIES HD BALL
Bearing Type	Heavy Duty
Housing Coating	Powder Coated
Static Load Rating (lb)	11,700 lb
Maximum Speed (RPM)	4450 rpm
Expansion Lock Plug	3398B
Radial Clearance	C3 STANDARD
Housing Material	Cast Iron
Bearing Insert Material	52100 Bearing Steel
End Cap	U3396C
Cage Type	Ball Riding Retainer
Vibration Frequency Inner Ring Defect	0.0823 cps
Max Operating Temperature (F)	225 °F
Grease Fitting Thread Size	1/4-28
Fixed vs. Expansion	Expansion
Size Code	339
Lubricant	EXXON RONEX MP STD
Insert	UG336L
Locking Device Kit	U3395S
Expansion Capability (in)	9/32 in
Max Operating Temperature (C)	107 °C

General Specifications

UPC	662327708221
Weight	19.20 LB
Packaged Length	7.75 IN
Packaged Width	3.69 IN
Packaged Height	7.88 IN
HTC	8483204040
Country of Origin	Mexico