Bearing 303/28R KOYO -

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Home>Products>Tapered Roller Bearings>Bearing 303/28R KOYO image

Bearing 303/28R KOYO image

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Tapered Roller Bearings Product Description

Bearing number:NJ208
Size (mm):40x80x18
Bore Diameter (mm):40
Outer Diameter (mm):80
Width (mm):18
d:40 mm
Fw:50 mm
D:80 mm
B:18 mm
C:18 mm
r min.:1,1 mm
r1 min.:1,1 mm
J:54,2 mm
Weight:0,378 Kg
Basic dynamic load rating (C):43,5 kN
Basic static load rating (C0):43 kN
(Grease) Lubrication Speed:9 400 r/min
E:70 mm
F:50 mm
d1:54.2 mm
rs min:1.1 mm
r1s min:1.1 mm
Radial clearance class:CN
Mass (without HJ ring):0.41 kg
Dynamic load, C:43.5 kN
Static load, C0:43 kN
Fatigue limit load, Cu:5.2 kN
Nlim (oil):11,000 rpm
Nlim (grease):9,400 rpm
Min operating temperature, Tmin:-40 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.42 Hz
Characteristic rolling element frequency, BSF:5.83 Hz
Characteristic outer ring frequency, BPF0:5.42 Hz
Characteristic inner ring frequency, BPFI:7.58 Hz
da min:46.5 mm
da max:49 mm
dc min:56 mm
Da max:73.5 mm
ra max:1 mm
Category:Cylindrical Roller Bearing
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0.386
Product Group:B04144
Bore Profile:Straight
Cage Material:Steel
Precision Class:RBEC 1 | ISO P0
Number of Rows of Rollers:Single Row
Separable:Inner Ring - One Side
Rolling Element:Cylindrical Roller Bearing
Profile:Complete with Outer and Inner Ring
Snap Ring:No
Internal Clearance:C0-Medium
Retainer:Yes
Relubricatable:Yes
Inch - Metric:Metric
Other Features:1 Rib Inner Ring | 2 Rib Outer Ring | Cage On Outer Ring ID
Long Description:40MM Bore; Straight Bore Profile; 80MM Outside Diameter; 18MM Width; Steel Cage Matetrial; RBEC 1 | ISO P0; Single Row; Inner Ring - One Side Separable; No Snap Ring; Relubricatable; C0-Medium Interna
UNSPSC:31171547
Harmonized Tariff Code:8482.50.00.00
Noun:Bearing
Manufacturer Item Number:NJ208
Weight / LBS:0.853
Width:0.709 Inch | 18 Millimeter
Bore:1.575 Inch | 40 Millimeter
Outside Diameter:3.15 Inch | 80 Millimeter
bore diameter::40 mm
static load capacity::43000 N
outside diameter::80 mm
precision rating::ISO Class 0
overall width::18 mm
maximum rpm::11000 rpm
flanges::(2) Outer Ring, (1) Inner Ring
bearing material::Hardened Alloy Steel
bore type::Straight
cage material::Pressed Steel
number of rows::1
finish/coating::Uncoated
internal clearance::CN
closure type::Open
operating temperature range::-40 to 120 ºC
fillet radius::1 mm
dynamic load capacity::43500 N
manufacturer product page::Click here

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