d - 20 mm

Fw - 25 mm

D - 37 mm

B - 17 mm

C - 17 mm

r5 min. - 0,3 mm

S - 1,5 mm

Weight - 0,084 Kg

Basic dynamic load rating (C) - 21,3 kN

Basic static load rating (C0) - 25,5 kN

(Grease) Lubrication Speed - 18000 r/min

(Oil) Lubrication Speed - 12000 r/min

• Model Number: NA4904
• Inner Diameter：20mm Outer Diameter：37mm Width：17mm
• Type：Needle Roller Bearings
• Update date：2025-04-22
• Application:wall industry,animal anatomy,Cutting Machine,power protection,storage and transportation equipment,fruit and vegetable processing,Antenna Industry,pneumatic Pump,switch,floor industry,ventilation equipment
• Similar models:CRAFT NA4904 AST RNA4904 INA RNA4904-XL INA RNA4904-RSR INA NA4904-2RSR ISO RNA4904 NSK RNA4904 JNS RNA4904UU CRAFT NA4904-2RS ISO RNA4904-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in NA4904 products，there is large inventory of KOYO NA4904 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NA4904 Which KOYO NA4904 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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