Item # NK145/42, Machined-Ring Needle Roller Bearing w/o Inner Ring - NK, NKS Series On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Needle Roller Bearing
Roller Type	N/A Needle
Configuration	N/A One
Material	N/A High Carbon Chrome Steel
Cage Material	N/A Steel
Limiting Speed - Oil	N/A 2800 RPM
Limiting Speed - Grease	N/A 1900 RPM
Precision	N/A ISO Class 0
Enclosure	N/A Open
Static Load Rating	N/A 81000 lbf360000 N360.00 kN
Dynamic Load Rating	N/A 34500 lbf153000 N153.00 kN
Weight	N/A 3.285 lb1.490 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image Machined-Ring Needle Roller Bearing w/o Inner Ring - NK, NKS Series - Dimensions
Fw	N/A 5.7087 in145.000 mm
Fw Tolerance	N/A 0.068/0.043 mm
D	N/A 6.6929 in170.000 mm
C	N/A 1.6535 in42.000 mm
r	N/A 0.0591 in1.500 mm
Da max	N/A 6.3976 in162.500 mm
ras max	N/A 0.0591 in1.500 mm