Item # NKX50Z+1R45X50X25, Needle Roller Bearing with Thrust Ball Bearing - w/ Inner Ring and Cover On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Complex Bearing
Bore Type	N/A Round
Configuration	N/A One
Clearance	N/A CN
Material	N/A High Carbon Chrome Steel
Cage Material	N/A Pressed Steel
Limiting Speed - Oil	N/A 4500 RPM
Limiting Speed - Grease	N/A 3100 RPM
Precision	N/A ISO Class 0
Enclosure	N/A Open
Weight	N/A 0.389 kg0.858 lb
Axial Static Load Rating	N/A 17000 lbf75500 N
Axial Dynamic Load Rating	N/A 6450 lbf28800 N
Radial Static Load Rating	N/A 13900 lbf62000 N
Radial Dynamic Load Rating	N/A 6250 lbf27900 N
Operating Temperature Range	N/A -40 to 120 ºC-40 to 250 ºF

Dimensional Specifications

Loading zoom Open Image Needle Roller Bearing with Thrust Ball Bearing - w/ Inner Ring and Cover - Dimensions
d	N/A 1.7717 in45.000 mm
dw	N/A 1.9685 in50.000 mm
dw Tolerance	N/A 0.075/0.050 mm
D	N/A 2.4409 in62.000 mm
D1	N/A 2.8150 in71.500 mm
B	N/A 0.9843 in25.000 mm
F	N/A 1.9685 in50.000 mm
C (0/-0.250)	N/A 1.3780 in35.000 mm
C1 (0/-0.20)	N/A 0.5512 in14.000 mm
C2	N/A 0.3937 in10.000 mm
a	N/A 2.5787 in65.500 mm
r	N/A 0.0236 in0.600 mm
r1	N/A 0.0236 in0.600 mm
da min	N/A 2.4409 in62.000 mm
db min	N/A 1.8898 in48.000 mm
ras max	N/A 0.0236 in0.600 mm
r1as max	N/A 0.0236 in0.600 mm