Item # 7209CGD2/GMP4, Duplex Angular Contact Ball Bearing - Universal Flush Ground On NTN Bearing Corp. of America

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	Item # 7209CGD2/GMP4, Duplex Angular Contact Ball Bearing - Universal Flush Ground

Duplex-Angular-Ball-Bearing-Universal-Flush-Ground

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Duplex Angular Contact Ball Bearing - Universal Flush Ground

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Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

Order Now

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		13000 RPM

Limiting Speed - Grease		10000 RPM

Precision		ISO Class 4

Configuration		Two

Preload		Medium

Static Load Rating		12900 lbf 57500 N 57.50 kN

Dynamic Load Rating		15000 lbf 66500 N 66.50 kN

Enclosure		Open

Weight		1.759 lb 0.798 kg

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

Dimensional Specifications

		Duplex Angular Contact Ball Bearing - Universal Flush Ground larger image

d		1.7717 in 45.000 mm

D		3.3465 in 85.000 mm

B		0.7480 in 19.000 mm

2B		1.4961 in 38.000 mm

d1		2.2559 in 57.300 mm

D1		2.8543 in 72.500 mm

D2		3.0748 in 78.100 mm

r		0.0433 in 1.100 mm

r1		0.0236 in 0.600 mm

Contact Angle		15 º

da min		2.0472 in 52.000 mm

db min		1.9488 in 49.500 mm

Da max		3.0709 in 78.000 mm

Db max		3.1693 in 80.500 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

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Item # 7209CGD2/GMP4, Duplex Angular Contact Ball Bearing - Universal Flush Ground

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

D1

D2

r

r1

Contact Angle

da min

db min

Da max

Db max

ras max

r1as max

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE