Item # 7301B, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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	Item # 7301B, Single Angular Contact Ball Bearing - Open Type

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Single Angular Contact Ball Bearings - Open Type - 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		Angular Contact Ball Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		Pressed

Cage Material		Steel

Ball Material		Steel

Limiting Speed - Oil		26000 RPM

Limiting Speed - Grease		19000 RPM

Precision		ISO Class 0

Configuration		One

Static Load Rating		1110 lbf 4950 N 4.95 kN

Dynamic Load Rating		2360 lbf 10500 N 10.50 kN

Enclosure		Open

Weight		0.137 lb 0.062 kg

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

Dimensional Specifications

		Single Angular Contact Ball Bearings - Open Type - Dimensions larger image

d		0.4724 in 12.000 mm

D		1.4567 in 37.000 mm

B		0.4724 in 12.000 mm

r		0.0394 in 1.000 mm

r1		0.0236 in 0.600 mm

Contact Angle		40 º

a (Load Center)		0.6496 in 16.500 mm

da min		0.6890 in 17.500 mm

db min		0.6496 in 16.500 mm

Da max		1.2402 in 31.500 mm

Db max		1.2795 in 32.500 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

Double Row Width		0.9449 in 24.000 mm

Triple Row Width		1.4173 in 36.000 mm

Quadruple Row Width		1.8898 in 48.000 mm

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Item # 7301B, Single Angular Contact Ball Bearing - Open Type

Ordering Options

Type

Bore Type

Material

Cage Type

Cage Material

Ball Material

Limiting Speed - Oil

Limiting Speed - Grease

Precision

Configuration

Static Load Rating

Dynamic Load Rating

Enclosure

Weight

Operating Temperature Range

d

D

B

r

r1

Contact Angle

a (Load Center)

da min

db min

Da max

Db max

ras max

r1as max

Double Row Width

Triple Row Width

Quadruple Row Width

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE