Item # 2321, Self Aligning Ball Bearings - Cylindrical Bore On NTN Bearing Corp. of America

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	Item # 2321, 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		High Strength, 2 piece, Machined

Cage Material		Brass

Ball Material		Steel

Limiting Speed - Oil		3000 RPM

Limiting Speed - Grease		2400.0 RPM

Y1		1.70

Y2		2.60

Y0		1.70

Seal Type		None

Seal Material		None

Precision		Class 0

Configuration		One

Radial Internal Clearance		CN

Static Load Rating		19600 lbf 87000 N 87.00 kN

Dynamic Load Rating		45000 lbf 200000 N 200.00 kN

Enclosure		Open

Weight		31.372 lb 14.230 kg

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

Dimensional Specifications

		Self Aligning Ball Bearings - Cylindrical Bore - Dimensions larger image

d		4.1339 in 105.000 mm

D		8.8583 in 225.000 mm

B		3.0315 in 77.000 mm

r		0.1181 in 3.000 mm

da min		4.6457 in 118.000 mm

Da max		8.3465 in 212.000 mm

ras max		0.0984 in 2.500 mm

Item # 2321, Self Aligning Ball Bearings - Cylindrical Bore