Item # 1212K, Self Aligning Ball Bearings w/ Tapered Bore On NTN Bearing Corp. of America

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	Item # 1212K, Self Aligning Ball Bearings w/ Tapered 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		Tapered

Material		High Carbon Chrome Steel

Cage Type		Pressed

Cage Material		Steel

Ball Material		Steel

Limiting Speed - Oil		6300 RPM

Limiting Speed - Grease		5300.0 RPM

Y1		3.40

Y2		5.30

Y0		3.60

Seal Type		None

Seal Material		None

Precision		Class 0

Configuration		One

Radial Internal Clearance		CN

Static Load Rating		2590 lbf 11500 N 11.50 kN

Dynamic Load Rating		6850 lbf 30500 N 30.50 kN

Enclosure		Open

Weight		1.916 lb 0.869 kg

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

Dimensional Specifications

		Self Aligning Ball Bearings w/ Tapered Bore - Dimensions larger image

d		2.3622 in 60.000 mm

D		4.3307 in 110.000 mm

B		0.8661 in 22.000 mm

r		0.0591 in 1.500 mm

da min		2.6772 in 68.000 mm

Da max		4.0157 in 102.000 mm

ras max		0.0591 in 1.500 mm

Item # 1212K, Self Aligning Ball Bearings w/ Tapered Bore