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NA59/22 - NTN

NA59/22

Needle roller bearing, machined-rings, with inner ring, double-side ribs, lubrication hole

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Technical datasheet

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Specs

PRODUCT DEFINITION

d - Internal diameter 22 mm
D - External diameter 39 mm
C - Width of bearing, drawn cup or outer ring 23 mm
F - Under roller diameter 28 mm
rs - Min fillet radius 0,3 mm
s - Max axial offset 0,8 mm
Lubrication hole on outer ring Yes
k - Hole diameter 2,5 mm
Lubrication hole on inner ring No
Radial clearance class CN
Precision class P0
Mass 0,134 kg
Brand NTN
Product classification image

PRODUCT PERFORMANCE

Cr - Dynamic load rating 26,4 kN
C0r - Static load rating 37,5 kN
Nlim - Grease lubrication limit speed 9500 tr/min
Nlim - Oil lubrication limit speed 14000 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C

ABUTMENT

da min - Min shoulder diameter IR 24 mm
Da max - Max shoulder diameter OR 37 mm
ras max - Max shaft & housing fillet radius 0,3 mm