NTN EXFE204 Mounted Units & Inserts

Brand Name NTN EXFE204 Mounted Units & Inserts
Model Number EXFE204
Min.Order Quantity 1 pcs
Price Negotiable
PDF EXFE204

Product Details

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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Phone (65) 8257 8518
Fax (65) 6258 7399
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