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NA4917R - NTN

NA4917R

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) 85 mm
External diameter (D) 120 mm
Width of bearing, drawn cup or outer ring (C) 35 mm
Under roller diameter F 100 mm
Min fillet radius (rs) 1,1 mm
Max axial offset s max 1 mm
Lubrication hole on outer ring Yes
Hole diameter (k) 3,5 mm
Lubrication hole on inner ring No
Radial clearance class CN
Precision class P0
Mass 1,76 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load rating (Cr) 112 kN
Static load rating (C0r) 237 kN
Nlim (grease) 2700 tr/min
Nlim (oil) 4000 tr/min
Min operating temperature (Tmin) -20 °C
Max operating temperature (Tmax) 120 °C

ABUTMENT

Min shoulder diameter IR (da min) 91,5 mm
Max shoulder diameter OR (Da max) 113,5 mm
Max shaft & housing fillet radius (ras max) 1 mm