Item # 2311, Self Aligning Ball Bearings - Cylindrical Bore On NTN Bearing Corp. of America

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	Item # 2311, Self Aligning Ball Bearings - Cylindrical Bore

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Self Aligning Ball Bearing

Bore Type		Cylindrical

Material		High Carbon Chrome Steel

Cage Type		Pressed

Cage Material		Steel

Ball Material		Steel

Limiting Speed - Oil		6000 RPM

Limiting Speed - Grease		4800 RPM

Y1		1.50

Y2		2.40

Y0		1.60

Seal Type		None

Seal Material		None

Precision		Class 0

Configuration		One

Radial Internal Clearance		CN

Static Load Rating		5400 lbf 24000 N 24.00 kN

Dynamic Load Rating		17200 lbf 76500 N 76.50 kN

Enclosure		Open

Weight		4.601 lb 2.087 kg

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Self Aligning Ball Bearings - Cylindrical Bore - Dimensions larger image

d		2.1654 in 55.000 mm

D		4.7244 in 120.000 mm

B		1.6929 in 43.000 mm

r		0.0787 in 2.000 mm

da min		2.5197 in 64.000 mm

Da max		4.3701 in 111.000 mm

ras max		0.0787 in 2.000 mm

Item # 2311, Self Aligning Ball Bearings - Cylindrical Bore