Item # BNT001, Single Angular Contact Ball Bearings for Motors and Lathes On NTN Bearing Corp. of America

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	Item # BNT001, Single Angular Contact Ball Bearings for Motors and Lathes

Single Angular Contact Ball Bearings for Motors and Lathes

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Single Angular Contact Ball Bearings for Motors and Lathes - 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		104900 RPM

Limiting Speed - Grease		52700 RPM

Configuration		One

Factor		8.8

Static Load Rating		390 lbf 1730 N 1.73 kN

Dynamic Load Rating		935 lbf 4150 N 4.15 kN

Enclosure		Open

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

Dimensional Specifications

		Single Angular Contact Ball Bearings for Motors and Lathes - Dimensions larger image

d		0.4724 in 12.000 mm

D		1.1024 in 28.000 mm

B		0.3150 in 8.000 mm

d1		0.6850 in 17.400 mm

d2		0.6142 in 15.600 mm

D1		0.9252 in 23.500 mm

r		0.0118 in 0.300 mm

r1		0.0059 in 0.150 mm

Contact Angle		15 º

a		0.2677 in 6.500 mm

da min		0.5709 in 14.500 mm

db min		0.5197 in 13.200 mm

Da max		1.0039 in 25.500 mm

ras max		0.0118 in 0.300 mm

r1as max		0.0059 in 0.150 mm

Double Row Width		0.6299 in 16.000 mm

Triple Row Width		0.9449 in 24.000 mm

Quadruple Row Width		1.2598 in 32.000 mm

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Item # BNT001, Single Angular Contact Ball Bearings for Motors and Lathes

Ordering Options

Type

Bore Type

Material

Cage Type

Cage Material

Ball Material

Limiting Speed - Oil

Limiting Speed - Grease

Configuration

Factor

Static Load Rating

Dynamic Load Rating

Enclosure

Operating Temperature Range

d

D

B

d1

d2

D1

r

r1

Contact Angle

a

da min

db min

Da max

ras max

r1as max

Double Row Width

Triple Row Width

Quadruple Row Width

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE