Item # 7226DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7226DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement

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Duplex Angular Contact Ball Bearing - Back-to-Back 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		Angular Contact Ball Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		High Strength, 2 piece, Machined

Cage Material		Brass

Ball Material		Steel

Limiting Speed - Oil		3100 RPM

Limiting Speed - Grease		2400.0 RPM

Precision		ISO Class 0

Configuration		Two

Preload		Normal

Static Load Rating		88800 lbf 395000 N 395.00 kN

Dynamic Load Rating		71939 lbf 320000 N 320.00 kN

Enclosure		Open

Weight		31.526 lb 14.300 kg

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

Dimensional Specifications

		Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement - Dimensions larger image

d		5.1181 in 130.000 mm

D		9.0551 in 230.000 mm

B		1.5748 in 40.000 mm

2B		3.1496 in 80.000 mm

d1		6.4685 in 164.300 mm

d2		5.8740 in 149.200 mm

D1		7.7165 in 196.000 mm

D2		8.3622 in 212.400 mm

r		0.1181 in 3.000 mm

r1		0.0433 in 1.100 mm

Contact Angle		30 º

da min		5.6693 in 144.000 mm

Da max		8.5039 in 216.000 mm

Db max		8.7795 in 223.000 mm

ras max		0.0984 in 2.500 mm

r1as max		0.0394 in 1.000 mm

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Item # 7226DB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement

Ordering Options

Type

Bore Type

Material

Cage Type

Cage Material

Ball Material

Limiting Speed - Oil

Limiting Speed - Grease

Precision

Configuration

Preload

Static Load Rating

Dynamic Load Rating

Enclosure

Weight

Operating Temperature Range

d

D

B

2B

d1

d2

D1

D2

r

r1

Contact Angle

da min

Da max

Db max

ras max

r1as max

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE