Item # NKXR45+1R40X45X20, Needle Roller Bearing with Thrust Cylindrical Roller Bearing - Open Type w/ Inner Ring On NTN Bearing Corp. of America

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	Item # NKXR45+1R40X45X20, Needle Roller Bearing with Thrust Cylindrical Roller Bearing - Open Type w/ Inner Ring

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Needle Roller Bearing with Thrust Cylindrical Roller Bearing - Open Type w/ Inner Ring - 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		Pressed Steel

Limiting Speed - Oil		4400 RPM

Limiting Speed - Grease		1100 RPM

Precision		ISO Class 0

Enclosure		Open

Axial Static Load Rating		30500 lbf 135000 N

Axial Dynamic Load Rating		10200 lbf 45500 N

Radial Static Load Rating		13300 lbf 59000 N

Radial Dynamic Load Rating		6200 lbf 27600 N

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

Dimensional Specifications

		Needle Roller Bearing with Thrust Cylindrical Roller Bearing - Open Type w/ Inner Ring - Dimensions larger image

d		1.5748 in 40.000 mm

dw		1.7717 in 45.000 mm

dw Tolerance		0.075/0.050 mm

D		2.2835 in 58.000 mm

D1		2.5591 in 65.000 mm

B		0.7874 in 20.000 mm

F		1.7717 in 45.000 mm

C (0/-0.250)		1.2598 in 32.000 mm

C1 (0/-0.20)		0.5512 in 14.000 mm

C2		0.3543 in 9.000 mm

a		2.3819 in 60.500 mm

r		0.0236 in 0.600 mm

r1		0.0118 in 0.300 mm

da min		2.4016 in 61.000 mm

db min		1.6535 in 42.000 mm

ras max		0.0236 in 0.600 mm

r1as max		0.0118 in 0.300 mm

Item # NKXR45+1R40X45X20, Needle Roller Bearing with Thrust Cylindrical Roller Bearing - Open Type w/ Inner Ring

Ordering Options

Type

Bore Type

Configuration

Clearance

Material

Cage Material

Limiting Speed - Oil

Limiting Speed - Grease

Precision

Enclosure

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