Welcome to FIJ Industrial Technology Limited

NNU 4164 F - Precision cylindrical roller bearing - Double row cylindrical roller bearing

Product modelNNU 4164 F
d320 mm
D540 mm
B218 mm
Limiting speed1300 r/min
Reference speed1000 r/min
D1≈476mm
内圈滚道直径(F)375mm
外圈r1,2min.5mm
内圈倒角尺寸(r3,4)min.5mm
正常位置轴承套圈相对于其他套圈许可轴向位移(s)max.8.9mm
隔套挡肩直径(da)max.365mm
dbmin.379mm
隔套/Damax.520mm
倒角半径(ra)max.4mm
倒角半径(rb)max.4mm
Fatigue load limit(Pu)530kN
计算系数(kr)0.13
Weight轴承200kg

Product Details

The NNU 4164 F is part of the Double row cylindrical roller bearing series within our Precision cylindrical roller bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.

Typical applications include: machine tool spindles, rolling mills, gearboxes and industrial pumps. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.

Request a Quote for this Product

NNU 4164 F / Double row cylindrical roller bearing / Precision cylindrical roller bearing