• 55 mm Cylindrical Roller Bearing with plain cylindrical inner ring, double rib outer ring and polymeric retainer

Dimensions

Outside Diameter (mm)	120 mm
Bore Size (mm)	55 mm

Technical Specifications

Outer Ring and Roller Assembly Under Roller Diameter (mm)	71.49 mm
Bearing Width (mm)	29 mm
Shaft Shoulder Diameter (Plain Inner Ring) [Min] (mm)	66.5 mm
Rolling Element	Cylindrical
Co Static Load Rating	CALL ENG lb
Outer Ring Type	Double Rib Outer Ring (E)
Outer Ring Raceway Inside Diameter (mm)	103.61 mm
Series	Unmounted Bearings
Ring Width Series	Narrow (1)
Outer Ring Rib Inside Diameter (mm)	98.04 mm
Mounted Clearance	SEE DESCRIPTION
Inner Ring Bore Radius (mm)	2.03 mm
Inner Ring Type	Plain Cylindrical (A)
Vibration Frequency Fundamental Train	CALL ENG cps
Vibration Frequency Inner Ring Defect	CALL ENG cps
Basic Bearing Number	1311
Retainer Type	SEE DESCRIPTION
C Dynamic Load Rating	CALL ENG lb
Shaft Locking	DIRECT SHAFT MOUNT
Vibration Frequency Outer Ring Defect	CALL ENG cps
Product	Series 1300 Unmounted Bearings
Series Weight	Medium (3)
Inner Ring Rib Outside Diameter (mm)	77.34 mm
Housing Shoulder Diameter (Plain Outer Ring) [Max] (mm)	108.7 mm
Vibration Frequency Roller Spin	CALL ENG cps
Housing Shoulder Diameter (Ribbed Outer Ring) [Max] (mm)	103.4 mm
Inner Ring Raceway Outside Diameter (mm)	71.43 mm
Inner Ring and Roller Assembly Over Roller Diameter (mm)	103.55 mm
Shaft Shoulder Diameter (Ribbed Inner Ring) [Min] (mm)	71.4 mm
Maximum Speed (RPM)	CALL ENG rpm

General Specifications

UPC	662327052454
Weight	3.32 LB
HTC	8482500000
Country of Origin	Mexico