needle roller thrust bearing catalog HK4518RS KOYO

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needle roller thrust bearing catalog HK4518RS KOYO image

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Specifications for NEEDLE ROLLER BEARINGS

Bearing number:63/28NR
Size (mm):28x68x18
Bore Diameter (mm):28
Outer Diameter (mm):68
Width (mm):18
d:28 mm
D:68 mm
B:18 mm
C:18 mm
rn:0,5 mm
a:3,28 mm
b:1,9 mm
f:1,7 mm
r min.:1,1 mm
r0 max.:0,6 mm
D1:64,82 mm
D2:74,6 mm
da min.:34,5 mm
da max:38,5 mm
Da max.:61,5 mm
ra max.:1 mm
Dx:76 mm
Cy:4,6 mm
Cz:1,7 mm
Weight:0,284 Kg
Basic dynamic load rating (C):26,7 kN
Basic static load rating (C0):14 kN
(Grease) Lubrication Speed:11 000 r/min
(Oil) Lubrication Speed:13 000 r/min
a min:3.07 mm
a max:3.28 mm
Ca min:4.77 mm
Ca max:4.98 mm
rs min:1.1 mm
rNs min:0.5 mm
D3 max:64.82 mm
b min:1.9 mm
b max:2.2 mm
r0 max:0.6 mm
D4 max:74.6 mm
Snap ring reference:R68
Radial clearance class:CN
Mass:0.28 kg
Dynamic load, C:26.7 kN
Static load, C0:14 kN
Fatigue limit load, Cu:0.64 kN
f0:12.4
Nlim (oil):13,000 rpm
Nlim (grease):11,000 rpm
Min operating temperature, Tmin:-20 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.37 Hz
Characteristic rolling element frequency, BSF:3.52 Hz
Characteristic outer ring frequency, BPF0:2.57 Hz
Characteristic inner ring frequency, BPFI:4.43 Hz
da min:34.5 mm
Da max:61.5 mm
ra max:1 mm
rNa max:0.5 mm
Db min:76 mm
Category:Single Row Ball Bearing
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0.291
Product Group:B00308
Enclosure:Open
Precision Class:ABEC 1 | ISO P0
Maximum Capacity / Filling Slot:No
Rolling Element:Ball Bearing
Snap Ring:Yes
Internal Special Features:No
Cage Material:Steel
Internal Clearance:C0-Medium
Inch - Metric:Metric
Long Description:28MM Bore; 68MM Outside Diameter; 18MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; Yes Snap Ring; No Internal Special Features
UNSPSC:31171504
Harmonized Tariff Code:8482.10.50.68
Noun:Bearing
Keyword String:Ball
Manufacturer Item Number:63/28NR
Weight / LBS:0.633
Outside Diameter:2.677 Inch | 68 Millimeter
Outer Race Width:0.709 Inch | 18 Millimeter
Bore:1.102 Inch | 28 Millimeter
bore diameter::28 mm
finish/coating::Uncoated
outside diameter::68 mm
bearing material::High Carbon Chrome Steel
overall width::18 mm
cage material::Steel
bore type::Round
inner ring width::18 mm
closure type::Open
outer ring width::18 mm
row type & fill slot::Single Row Non-Fill Slot
maximum rpm (grease)::11000 rpm
snap ring included::With Snap Ring
maximum rpm (oil)::13000 rpm
internal clearance::CN
fillet radius::1.1 mm
operating temperature range::-40 to 120 ºC
maximum rpm::7400 RPM
dynamic load capacity::26700 N
series::63
static load capacity::14000 N
manufacturer product page::Click here
precision rating::ISO Class 0

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Pioneer Machinery Source: Email[email protected]; Address13 Tuas Road Distributor Service Singapore 638512; Phone(Working Time)0065 82577418; Fax0065 82577552

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Specifications for NEEDLE ROLLER BEARINGS

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