Item # NKX12T2Z+1R9X12X16, Needle Roller Bearing with Thrust Ball Bearing - w/ Inner Ring and Cover On NTN Bearing Corp. of America

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	Item # NKX12T2Z+1R9X12X16, Needle Roller Bearing with Thrust Ball Bearing - w/ Inner Ring and Cover

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Needle Roller Bearing with Thrust Ball Bearing - w/ Inner Ring and Cover - 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		Complex Bearing

Bore Type		Round

Configuration		One

Clearance		CN

Material		High Carbon Chrome Steel

Cage Material		Nylon

Limiting Speed - Oil		9200 RPM

Limiting Speed - Grease		6400 RPM

Precision		ISO Class 0

Enclosure		Open

Weight		0.050 kg 0.110 lb

Axial Static Load Rating		3450 lbf 15400 N

Axial Dynamic Load Rating		2320 lbf 10300 N

Radial Static Load Rating		1730 lbf 7700 N

Radial Dynamic Load Rating		1350 lbf 6000 N

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

Dimensional Specifications

		Needle Roller Bearing with Thrust Ball Bearing - w/ Inner Ring and Cover - Dimensions larger image

d		0.3543 in 9.000 mm

dw		0.4724 in 12.000 mm

dw Tolerance		0.050/0.032 mm

D		0.8268 in 21.000 mm

D1		1.0630 in 27.000 mm

B		0.6299 in 16.000 mm

F		0.4724 in 12.000 mm

C (0/-0.250)		0.9055 in 23.000 mm

C1 (0/-0.20)		0.3543 in 9.000 mm

C2		0.2559 in 6.500 mm

a		0.8543 in 21.700 mm

r		0.0118 in 0.300 mm

r1		0.0118 in 0.300 mm

da min		0.7874 in 20.000 mm

db min		0.4331 in 11.000 mm

ras max		0.0118 in 0.300 mm

r1as max		0.0118 in 0.300 mm

Item # NKX12T2Z+1R9X12X16, Needle Roller Bearing with Thrust Ball Bearing - w/ Inner Ring and Cover

Ordering Options

Type

Bore Type

Configuration

Clearance

Material

Cage Material

Limiting Speed - Oil

Limiting Speed - Grease

Precision

Enclosure

Weight

Axial Static Load Rating

Axial Dynamic Load Rating

Radial Static Load Rating

Radial Dynamic Load Rating

Operating Temperature Range

d

dw

dw Tolerance

D

D1

B

F

C (0/-0.250)

C1 (0/-0.20)

C2

a

r

r1

da min

db min

ras max

r1as max

2014-07-29 | PRESS RELEASE

2014-05-09 | PRESS RELEASE