+84 28 3820 8888 
Images and technical specifications for item NU308EAT2X.
PRODUCT INFORMATION
Description and selection guidance
NTN Bearing NU308EAT2X belongs to the Cylindrical Roller Bearings family. The technical tables below show the available dimensions, ratings, speeds and mounting limits for this item.
When requesting a quotation, provide the complete item number, required quantity and operating conditions so Cat Son can verify the configuration.
NU308EAT2X specifications
TECHNICAL SPECIFICATIONS
- Brand / Manufacturer
- NTN
- d - Shaft bore diameter
- 40 mm
- D - Diameter outside
- 90 mm
- B - Width
- 23 mm
- E - Upper roller diameter
- 80 mm
- F - Lower roller diameter
- 52 mm
- d1 - Diameter outside of flange IR
- 57,6 mm
- rNs - Minimum fillet radius
- 1,5 mm
- rs - Minimum fillet radius
- 1,5 mm
- Bearing clearance
- CN
- Weight
- 0,754 kg
PRODUCT PERFORMANCE
- C - Basic dynamic load rating
- 98,5 kN
- C0 - Basic static load rating
- 81,5 kN
- Cu - Fatigue load limit
- 9,95 kN
- N lim - Oil lubrication limiting speed
- 10200 tr/min
- N lim - Grease lubrication limiting speed
- 7200 tr/min
- Tmin - Minimum operating temperature
- -20 °C
- Tmax - Maximum operating temperature
- 120 °C
LIMITS
- da min - Minimum shoulder diameter IR
- 48 mm
- db min - Min inner ring GO diameter
- 55 mm
- Da max - Maximum shoulder diameter OR
- 82 mm
- Db min - Diameter shoulder face minimum
- 81,5 mm
- ra max - Maximum fillet radius
- 1,5 mm
- r1a - Maximum fillet radius
- 1,5 mm
NTN ITEM SUPPORT
Send the current item and operating conditions.
Cat Son can compare dimensions, design and mounting conditions before quotation.
