FAG NNU4956 S K SP DOUBLE ROW CYLINDRICAL ROLLER BEARING

Manufacturer: Schaeffler FAG

Type: Super precision cylindrical roller bearing, double row, with tapered bore, separable

Model: NNU 4956 S K M SP

Replaces: NNU4956-S-K-M-SP

Dimensions:

Bore Diameter d: 280 mm

Outer diameter D: 380 mm

Width B: 100 mm

Minimum chamfer dimension r_min: 2.1 mm

Basic load ratings:

Dynamic C_r: 770000 N

Static C_0r: 1790000 N

Fatigue load rating: 198000 N

Limiting speed: 

Grease lubrication: 1970 rpm

Oil lubrication: 2320 rpm

Cage Material: Brass Cage

Bore type: Tapered, taper 1:12

Operating temperature: -30 … +150 °C

Tolerance class: SP

Locating Feature , bearing outer ring: Lubrication holes and lubrication groove in outer ring

Weight: 32 kg