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NA69/22R - NTN

NA69/22R

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 DIMENSIONS

Internal diameter (d) 22 mm
External diameter (D) 39 mm
Width of bearing, drawn cup or outer ring (C) 30 mm
Under roller diameter F 28 mm
Min fillet radius (rs) 0,3 mm
Max axial offset s max 0,5 mm
Lubrication hole on outer ring Yes
Hole diameter (k) 2,5 mm
Lubrication hole on inner ring No
Radial clearance class CN
Precision class P0
Mass 0,154 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load rating (Cr) 40 kN
Static load rating (C0r) 58,5 kN
Nlim (grease) 9500 tr/min
Nlim (oil) 14000 tr/min
Min operating temperature (Tmin) -20 °C
Max operating temperature (Tmax) 120 °C
Characteristic cage frequency, FTF 0,438 Hz
Characteristic rolling element frequency, BSF 7,875 Hz
Characteristic outer ring frequency, BPF0 7 Hz
Characteristic inner ring frequency, BPFI 9 Hz

ABUTMENT

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