Item # 7321BL1BG, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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	Item # 7321BL1BG, 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		Machined

Cage Material		Brass

Ball Material		Steel

Limiting Speed - Oil		3800 RPM

Limiting Speed - Grease		2900.0 RPM

Precision		ISO Class 0

Configuration		One

Static Load Rating		43500 lbf 194000 N 194.00 kN

Dynamic Load Rating		45500 lbf 202000 N 202.00 kN

Enclosure		Open

Weight		18.320 lb 8.310 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		4.1339 in 105.000 mm

D		8.8583 in 225.000 mm

B		1.9291 in 49.000 mm

r		0.1181 in 3.000 mm

r1		0.0433 in 1.100 mm

Contact Angle		40 º

a (Load Center)		3.6811 in 93.500 mm

da min		4.6850 in 119.000 mm

db min		4.4094 in 112.000 mm

Da max		8.3071 in 211 mm

Db max		8.5827 in 218.000 mm

ras max		0.0984 in 2.500 mm

r1as max		0.0394 in 1.000 mm

Double Row Width		3.8583 in 98.000 mm

Triple Row Width		5.7874 in 147.000 mm

Quadruple Row Width		7.7165 in 196.000 mm

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Item # 7321BL1BG, 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