RNA4909 Needle Roller Bearing

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RNA4909

Bore Diameter:52 mm

Outside Diameter:68 mm

Width:22 mm

Weight:0.18 kg

The RNA4909 bearing is a Needle roller bearing with an inner diameter of 52 mm , an outer diameter of 68 mm, a width of 22 mm. It typically uses P0~P2 grade precision tolerances and Open type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

52 mm

Outside Diameter:

68 mm

Thickness:

22 mm

Weight:

0.18 KG

Specifications:

Structure:

Needle Bearing

Precision Rating:

P0~P2

Bearing Material:

Bearing Steel

Seals Type:

Open

Transaction Information:

Payment term:

T/T

Delivery time:

Within 3 Working Days

Detailed description

Needle roller bearings RNA4909

Fw	52 mm
D	68 mm
C	22 mm
rmin	0,6 mm
m	182 g	Mass
Cr	51000 N	Basic dynamic load rating, radial
C0r	73000 N	Basic static load rating, radial
Cur	12600 N	Fatigue limit load, radial
nG	8600 1/min	Limiting speed
nB	4550 1/min	Reference speed

Needle roller bearings with ribs are single or double row units comprising machined outer rings with ribs, needle roller and cage assemblies and removable inner rings.

Open bearings can be used at operating temperatures from –20 °C to +120 °C.

C3 : Radial internal clearance larger than normal
P5 : High dimensional and geometrical accuracy
RSR : Contact seal on one side
TV : Bearing with cage made from glass fibre reinforced polyamide 66
ZW :Double row design, dependent on the size
2RSR : Contact seals on both sides

We have 599 pcs in stock . If you have reuqirements for the bearings given as above,please feel free to contact us.We can assure you the best quality ;the most competitive prices ; the shortest delivery time and the highest quality service .

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RNA4909 Needle Roller Bearing

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