Item # 7220C, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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	Item # 7220C, 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		Fiber Glass Reinforced

Cage Material		Nylon

Ball Material		Steel

Limiting Speed - Oil		8100 RPM

Limiting Speed - Grease		6300 RPM

Configuration		One

Factor		14.5

Static Load Rating		28600 lbf 127000 N 127.00 kN

Dynamic Load Rating		33500 lbf 149000 N 149.00 kN

Enclosure		Open

Weight		7.077 lb 3.210 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		3.9370 in 100.000 mm

D		7.0866 in 180.000 mm

B		1.3386 in 34.000 mm

r		0.0827 in 2.100 mm

r1		0.0433 in 1.100 mm

Contact Angle		15 º

a (Load Center)		1.4094 in 35.800 mm

da min		4.4094 in 112.000 mm

db min		4.2126 in 107.000 mm

Da max		6.6142 in 168.000 mm

Db max		6.8110 in 173.000 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

d1		4.9134 in 124.800 mm

D2		6.5433 in 166.200 mm

Double Row Width		2.6772 in 68.000 mm

Triple Row Width		4.0157 in 102.000 mm

Quadruple Row Width		5.3543 in 136.000 mm

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Item # 7220C, 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

Configuration

Factor

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

d1

D2

Double Row Width

Triple Row Width

Quadruple Row Width

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE