Item # BNT209DTUP, Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement On NTN Bearing Corp. of America

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	Item # BNT209DTUP, Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement

Double Angular Contact Ball Bearing for Motors and Lathes

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Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement - Dimensions

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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		Main Spindle Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		Machined

Cage Material		Phenolic Resin

Ball Material		Steel

Limiting Speed - Oil		15000 RPM

Limiting Speed - Grease		11000 RPM

Seal Type		None

Seal Material		None

Precision		Special Precision

Configuration		Two

Factor		0.0

Static Load Rating		8450 lbf 37500 N 37.50 kN

Dynamic Load Rating		11400 lbf 50500 N 50.50 kN

Enclosure		Open

Weight		1.786 lb 0.810 kg

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

Dimensional Specifications

		Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement - Dimensions larger image

d		1.7717 in 45.000 mm

D		3.3465 in 85.000 mm

B		0.7480 in 19.000 mm

2B		1.4961 in 38.000 mm

d1		2.2559 in 57.300 mm

d2		2.0433 in 51.900 mm

D1		2.8740 in 73.000 mm

r		0.0433 in 1.100 mm

r1		0.0236 in 0.600 mm

Contact Angle		15 º

da min		2.0472 in 52.000 mm

db min		1.9488 in 49.500 mm

Da max		3.0709 in 78.000 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

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Item # BNT209DTUP, Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement

Ordering Options

Type

Bore Type

Material

Cage Type

Cage Material

Ball Material

Limiting Speed - Oil

Limiting Speed - Grease

Seal Type

Seal Material

Precision

Configuration

Factor

Static Load Rating

Dynamic Load Rating

Enclosure

Weight

Operating Temperature Range

d

D

B

2B

d1

d2

D1

r

r1

Contact Angle

da min

db min

Da max

ras max

r1as max

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE