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Home>Products>Kobelco Hydraulic Final Drive Motor>Kobelco SK250-6ES Hydraulic Final Drive Motor

Kobelco SK250-6ES MODELS

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Kobelco SK250-6ES Hydraulic Final Drive Motor

Name: Kobelco SK250-6ES Hydraulic Final Drive Motor
Brand: Kobelco
SKU: SK250-6ES
Rating: 4.9 (5 reviews)

Kobelco SK250-6ES Bearing SPECIFICATIONS

Brand Name:Kobelco
Model Number:
SK250-6ES
High-Speed Steel:Standard
RoHS:6
Raceway Ring Shape:Cylindrical Roller
D:95
Inner/Outer Ring Material:Steel
Symbol of Bearing Ring Shape:No symbol: Internal
Precision (JIS):Grade 0
Format symbol:NU (double brims for

China John Deere Hydraulic Final Drive Motor Supplier

China John Deere Hydraulic Final Drive Motor SupplierChina

China John Deere Hydraulic Final Drive Motor Supplier2020-07-10 09:46:19
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Product Details

High-Speed Steel:Standard
RoHS:6
Raceway Ring Shape:Cylindrical Roller
D:95
Inner/Outer Ring Material:Steel
Symbol of Bearing Ring Shape:No symbol: Internal
Precision (JIS):Grade 0
Format symbol:NU (double brims for
Specifications:Standard
Outer ring oil hole:Standard

Kobelco SK250-6ES Product Description

Kobelco SK250-6ES bearing Size Chart (mm/inches)
Bearing number	71919 ACB/P4A
Size (mm)	130x95x18
Bore Diameter (mm)	130
Outer Diameter (mm)	95
Width (mm)	18
d	95 mm
D	130 mm
B	18 mm
d1	107.94 mm
d2	106.36 mm
D2	120.7 mm
r1,2 - min.	1.1 mm
r3,4 - min.	0.6 mm
a	40.2 mm
da - min.	101 mm
db - min.	101 mm
Da - max.	124 mm
Db - max.	126.8 mm
ra - max.	1 mm
rb - max.	0.6 mm
dn	109 mm
Basic dynamic load rating - C	17.2 kN
Basic static load rating - C0	17.6 kN
Fatigue load limit - Pu	0.71 kN
Limiting speed for grease lubrication	12000 r/min
Limiting speed for oil lubrication	18000 mm/min
Ball - Dw	7.144 mm
Ball - z	38
Gref	7.5 cm3
Calculation factor - e	0.68
Calculation factor - Y2	0.87
Calculation factor - Y0	0.38
Calculation factor - X2	0.41
Calculation factor - Y1	0.92
Calculation factor - Y2	1.41
Calculation factor - Y0	0.76
Calculation factor - X2	0.67
Preload class A - GA	105 N
Preload class B - GB	210 N
Preload class C - GC	630 N
Calculation factor - f	1.13
Calculation factor - f1	0.99
Calculation factor - f2A	1
Calculation factor - f2B	1.02
Calculation factor - f2C	1.07
Calculation factor - fHC	1
Preload class A	147 N/micron
Preload class B	188 N/micron
Preload class C	286 N/micron
d1	107.94 mm
d2	106.36 mm
D2	120.7 mm
r1,2 min.	1.1 mm
r3,4 min.	0.6 mm
da min.	101 mm
db min.	101 mm
Da max.	124 mm
Db max.	126.8 mm
ra max.	1 mm
rb max.	0.6 mm
dn	109 mm
Basic dynamic load rating C	22.9 kN
Basic static load rating C0	28 kN
Fatigue load limit Pu	0.71 kN
Attainable speed for grease lubrication	12000 r/min
Attainable speed for oil-air lubrication	18000 r/min
Ball diameter Dw	7.144 mm
Number of balls z	38
Reference grease quantity Gref	7.5 cm³
Preload class A GA	105 N
Static axial stiffness, preload class A	147 N/µm
Preload class B GB	210 N
Static axial stiffness, preload class B	188 N/µm
Preload class C GC	630 N
Static axial stiffness, preload class C	286 N/µm
Calculation factor f	1.13
Calculation factor f1	0.99
Calculation factor f2A	1
Calculation factor f2B	1.02
Calculation factor f2C	1.07
Calculation factor fHC	1
Calculation factor e	0.68
Calculation factor (single, tandem) Y2	0.87
Calculation factor (single, tandem) Y0	0.38
Calculation factor (single, tandem) X2	0.41
Calculation factor (back-to-back, face-to-face) Y1	0.92
Calculation factor (back-to-back, face-to-face) Y2	1.41
Calculation factor (back-to-back, face-to-face) Y0	0.76
Calculation factor (back-to-back, face-to-face) X2	0.67
Mass bearing	0.61 kg

Kobelco SK250-6ES INTERCHANGE

Kobelco Hydraulic Final Drive Motor Part series SK250-6ES is a potential replacement for these common bearing part numbers:

NSKSK250-6ES
SKFSK250-6ES
NTNSK250-6ES
FAGSK250-6ES
TIMKENSK250-6ES
KOYOSK250-6ES
NACHISK250-6ES
DODGESK250-6ES

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China John Deere Hydraulic Final Drive Motor Supplier: Address825 Courtneypark Drive West, Wississauga,Antario, D2Y 4V7, Canada; Phone(Working Time)+1-658-384-6281; Fax

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Kobelco SK250-6ES MODELS

Kobelco SK250-6ES Hydraulic Final Drive Motor

Kobelco SK250-6ES Bearing SPECIFICATIONS

SK250-6ES

Product Details

Kobelco SK250-6ES Product Description

Kobelco SK250-6ES bearing Size Chart (mm/inches)

Kobelco SK250-6ES INTERCHANGE

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Kobelco SK250-6ES Technical Articles

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