Item # 7812CG/GNP4, Single Angular Contact Ball Bearing - Open Type On NTN Bearing Corp. of America

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	Item # 7812CG/GNP4, Single Angular Contact Ball Bearing - Open Type

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		Phenolic

Ball Material		Steel

Limiting Speed - Oil		16200 RPM

Limiting Speed - Grease		12200 RPM

Precision		ISO Class 4

Configuration		One

Preload		Normal

Factor		16.3

Static Load Rating		3050 lbf 13600 N 13.60 kN

Dynamic Load Rating		3000 lbf 13400 N 13.40 kN

Enclosure		Open

Weight		0.218 lb 0.099 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		2.3622 in 60.000 mm

D		3.0709 in 78.000 mm

B		0.3937 in 10.000 mm

r		0.0118 in 0.300 mm

r1		0.0059 in 0.150 mm

Contact Angle		15 º

a (Load Center)		0.5630 in 14.300 mm

da min		2.4606 in 62.500 mm

Da max		2.9724 in 75.500 mm

Db max		3.0236 in 76.800 mm

ras max		0.0118 in 0.300 mm

r1as max		0.0059 in 0.150 mm

d1		2.5827 in 65.600 mm

D2		2.9409 in 74.700 mm

Double Row Width		0.7874 in 20.000 mm

Triple Row Width		1.1811 in 30.000 mm

Quadruple Row Width		1.5748 in 40.000 mm

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Item # 7812CG/GNP4, 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

Preload

Factor

Static Load Rating

Dynamic Load Rating

Enclosure

Weight

Operating Temperature Range

d

D

B

r

r1

Contact Angle

a (Load Center)

da 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