Original Komatsu 20Y-966-2970 Tee - IRA Hydraulic Pump Technical support and service

IRA Hydraulic Pump Technical support and service: Rexroth Hydraulic Pump Bosch Hydraulic Pump Komatsu Hydraulic Pump

English

✖

Home

Stock Categories

Technical Articles

Rexroth Hydraulic Pump

Bosch Hydraulic Pump

Komatsu Hydraulic Pump

Home>Products>Komatsu Hydraulic Pump>Original Komatsu 20Y-966-2970 Tee image

Original Komatsu 20Y-966-2970 Tee image

Back to product page

Products and services Original Komatsu 20Y-966-2970 Tee

Bearing number:71964 ACDMA/P4A
Size (mm):440x320x56
Bore Diameter (mm):440
Outer Diameter (mm):320
Width (mm):56
d:320 mm
D:440 mm
B:56 mm
d1:357 mm
d2:357 mm
D1:403 mm
r1,2 - min.:3 mm
r3,4 - min.:1.1 mm
a:116.9 mm
da - min.:333 mm
db - min.:333 mm
Da - max.:425 mm
Db - max.:434 mm
ra - max.:2.5 mm
rb - max.:1 mm
dn:367 mm
Basic dynamic load rating - C:351 kN
Basic static load rating - C0:585 kN
Fatigue load limit - Pu:12.9 kN
Limiting speed for grease lubrication:2200 r/min
Limiting speed for oil lubrication:3400 mm/min
Ball - Dw:38.1 mm
Ball - z:27
Gref:282 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:2200 N
Preload class B - GB:4400 N
Preload class C - GC:8800 N
Preload class D - GD:17600 N
Calculation factor - f:1.24
Calculation factor - f1:0.98
Calculation factor - f2A:1
Calculation factor - f2B:1.04
Calculation factor - f2C:1.08
Calculation factor - f2D:1.14
Calculation factor - fHC:1
Preload class A:683 N/micron
Preload class B:892 N/micron
Preload class C:1183 N/micron
Preload class D:1599 N/micron
r1,2 min.:3 mm
r3,4 min.:1.1 mm
da min.:333 mm
db min.:333 mm
Da max.:425 mm
Db max.:434 mm
ra max.:2.5 mm
rb max.:1 mm
Basic dynamic load rating C:351 kN
Basic static load rating C0:585 kN
Fatigue load limit Pu:12.9 kN
Attainable speed for grease lubrication:2200 r/min
Attainable speed for oil-air lubrication:3400 r/min
Ball diameter Dw:38.1 mm
Number of balls z:27
Reference grease quantity Gref:282 cm³
Preload class A GA:2200 N
Static axial stiffness, preload class A:683 N/µm
Preload class B GB:4400 N
Static axial stiffness, preload class B:892 N/µm
Preload class C GC:8800 N
Static axial stiffness, preload class C:1183 N/µm
Preload class D GD:17600 N
Static axial stiffness, preload class D:1599 N/µm
Calculation factor f:1.24
Calculation factor f1:0.98
Calculation factor f2A:1
Calculation factor f2B:1.04
Calculation factor f2C:1.08
Calculation factor f2D:1.14
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:24 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:
1.Pistion pump
2.Vane Pump
3.Oil pump
4.Gear pump
If you have any inquiries,please ask me frankly.

Contact Us

IRA Hydraulic Pump Technical support and service: AddressNo.1875 East Changjiang Road, New District, Wuxi, Jiangsu,China; Phone(Working Time)86-510-85310167; Fax

Send Now