komatsu filter assembly 22B-979-1740 - IRA Hydraulic Pump Technical support and service

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komatsu filter assembly 22B-979-1740 image

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Products and services komatsu filter assembly 22B-979-1740

Bearing number:7011 ACD/P4A
Size (mm):90x55x18
Bore Diameter (mm):90
Outer Diameter (mm):55
Width (mm):18
d:55 mm
D:90 mm
B:18 mm
d1:65.8 mm
d2:65.8 mm
D1:79.2 mm
r1,2 - min.:1.1 mm
r3,4 - min.:0.6 mm
a:26 mm
da - min.:61 mm
db - min.:61 mm
Da - max.:84 mm
Db - max.:86.8 mm
ra - max.:1 mm
rb - max.:0.6 mm
dn:68.1 mm
Basic dynamic load rating - C:37.1 kN
Basic static load rating - C0:31 kN
Fatigue load limit - Pu:1.3 kN
Limiting speed for grease lubrication:14000 r/min
Limiting speed for oil lubrication:22000 mm/min
Ball - Dw:11.112 mm
Ball - z:18
Gref:5.1 cm3
Calculation factor - e:0.68
Calculation factor - Y2:1.41
Calculation factor - Y0:0.76
Calculation factor - X2:0.67
Calculation factor - Y1:0.92
Preload class A - GA:230 N
Preload class B - GB:460 N
Preload class C - GC:920 N
Preload class D - GD:1840 N
Calculation factor - f:1.1
Calculation factor - f1:0.99
Calculation factor - f2A:1
Calculation factor - f2B:1.02
Calculation factor - f2C:1.05
Calculation factor - f2D:1.08
Calculation factor - fHC:1
Preload class A:159 N/micron
Preload class B:207 N/micron
Preload class C:275 N/micron
Preload class D:372 N/micron
Category:Precision Ball Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0.39
Product Group:B04270
Enclosure:Open
Precision Class:ABEC 7 | ISO P4
Material - Ball:Steel
Number of Bearings:1 (Single)
Contact Angle:25 Degree
Preload:None
Raceway Style:1 Rib Outer Ring
Cage Material:Phenolic
Rolling Element:Ball Bearing
Flush Ground:No
Inch - Metric:Metric
Other Features:Single Row | Angular Contact | High Precision
Long Description:55MM Bore; 90MM Outside Diameter; 18MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearings; 25 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring Rac
UNSPSC:31171531
Harmonized Tariff Code:8482.10.50.28
Noun:Bearing
Keyword String:Angular Contact Ball
Manufacturer Item Number:7011 ACD/P4A
Weight / LBS:0.858
Width:0.709 Inch | 18 Millimeter
Outside Diameter:3.543 Inch | 90 Millimeter
Bore:2.165 Inch | 55 Millimeter
r1,2 min.:1.1 mm
r3,4 min.:0.6 mm
da min.:61 mm
db min.:61 mm
Da max.:84 mm
Db max.:86.8 mm
ra max.:1 mm
rb max.:0.6 mm
Basic dynamic load rating C:37.1 kN
Basic static load rating C0:31 kN
Fatigue load limit Pu:1.32 kN
Attainable speed for grease lubrication:14000 r/min
Attainable speed for oil-air lubrication:22000 r/min
Ball diameter Dw:11.112 mm
Number of balls z:18
Reference grease quantity Gref:5.1 cm³
Preload class A GA:230 N
Static axial stiffness, preload class A:159 N/µm
Preload class B GB:460 N
Static axial stiffness, preload class B:207 N/µm
Preload class C GC:920 N
Static axial stiffness, preload class C:275 N/µm
Preload class D GD:1840 N
Static axial stiffness, preload class D:372 N/µm
Calculation factor f:1.1
Calculation factor f1:0.99
Calculation factor f2A:1
Calculation factor f2B:1.02
Calculation factor f2C:1.05
Calculation factor f2D:1.08
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:0.38 kg

IRA Hydraulic Pump Technical support and service specialize in the operation of a variety of well-known brands of pumps, valves and spare parts.
such as Rexroth,Yuken,Daikin,Vickers,Dension,Parker,Sumitomo,Tokimec,Nachi,Atos,Komatsu,Kawaski etc.
The following is our comprehensive range:
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2.Vane Pump
3.Oil pump
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