• Link-Belt PU343N Ball Bearings PU300 Pillow Block. Contact Rexnord for more details.

Dimensions

Bolt Size (in)	7/8 in
Bore Diameter (in)	2.6875 in
Overall Length (in)	14.63 in
Foot Height (in)	1.63 in
Length Through Bore (in)	3.81 in
Base Width (in)	3.75 in
Overall Width (in)	3.81 in
Base to Center Height (in)	4 in
Overall Height (in)	7.75 in
Bolt Spacing (in)	11.81 in
Centerline to Outermost Bearing Face (in)	2.25 in

Technical Specifications

Housing Type	Pillow Block, Two Bolt
Housing Construction	One Piece
Housing Color	Black
Rolling Element	Ball Bearing
Housing Base	Semi-Solid
Housing Style	Pillow Block
Misalignment Type	Static Only
Seal Type	BUNA DBL LIP SEAL WITH FLGRS
Outer Ring Land Profile	Standard
Cage Material	Molded fiber glass reinforced nylon
Bore Shape	Straight
Slot Length (in)	1.63 in
Setscrew Torque (in-lbs)	620-680 in/lbs
Locking Collar Outside Diameter (in)	4.74 in
Ability to Relubricate	Yes
Dynamic Load Rating (lb)	23,420 lb
Maximum Speed (RPM)	2800 rpm
Locking Device Kit	U3445S
Vibration Frequency Outer Ring Defect	0.0513 cps
Lubricant	EXXON RONEX MP STD
Radial Clearance	C3 STANDARD
Cage Type	Ball Riding Retainer
Max Operating Temperature (C)	107 °C
Inner Ring Outside Diameter (in)	3.732 in
Vibration Frequency Fundamental Train	0.0063 cps
Fixed vs. Expansion	Fixed
Base Length (in)	14.63 in
Housing Material	Cast Iron
Housing Coating	Powder Coated
Vibration Frequency Roller Spin	0.0342 cps
Size Code	344
Insert	UG343NL
Vibration Frequency Inner Ring Defect	0.0820 cps
End Cap Available	Yes
End Cap	U3446C
Static Load Rating (lb)	15,300 lb
Shaft Locking Type	Set Screw
Grease Fitting Thread Size	1/8 NPT
Bearing Brand	LINK-BELT 300 SERIES HD BALL
Max Operating Temperature (F)	225 °F
Bearing Insert Material	52100 Bearing Steel
Bearing Type	Heavy Duty
Misalignment Capability	±2.0° Misalignment - Static Only

General Specifications

UPC	698210218072
Weight	35.52 LB
HTC	8483208040
Country of Origin	Mexico