Excavator spare parts PC220-7 swing gearbox reduction gearbox

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Excavator spare parts PC220-7 swing gearbox reduction gearbox image

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komatsu PC450-8 parts Product Description

Bearing number:7311B
Size (mm):55x120x29
Bore Diameter (mm):55
Outer Diameter (mm):120
Width (mm):29
d:55 mm
D:120 mm
B:29 mm
C:29 mm
Angle (α):40 °
a:51.8 mm
r min.:2 mm
r1 min.:1 mm
da min.:65 mm
Da max.:110 mm
ra max.:2 mm
Weight:1.45 Kg
(Grease) Lubrication Speed:5000 r/min
Category:Angular Contact Ball Bearing
Inventory:0.0
Minimum Buy Quantity:N/A
Weight / Kilogram:0
Product Group:B00308
Enclosure:Open
Flush Ground:No
Rolling Element:Ball Bearing
Number of Rows of Balls:Single Row
Precision Class:ABEC 1 | ISO P0
Maximum Capacity / Filling Slot:No
Snap Ring:No
Cage Material:Steel
Contact Angle:40 Degree
Internal Clearance:C0-Medium
Number of Bearings:1 (Single)
Inch - Metric:Metric
Long Description:55MM Bore; 120MM Outside Diameter; 29MM Width; Open; No Flush Ground; Ball Bearing; Single Row of Balls; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; C0-Medium; Steel Cage; 40 Degree; 1 (Single)
UNSPSC:31171531
Harmonized Tariff Code:8482.10.50.28
Noun:Bearing
Keyword String:Angular Contact
Outside Diameter:4.724 Inch | 120 Millimeter
Bore:2.165 Inch | 55 Millimeter
Width:1.142 Inch | 29 Millimeter
Bearing No.:7311B
r(min):2
r1(min):1
Cr:98.4
C0r:56.7
Cu:3.70
f0:-
Grease lub.:4000
Oil lub.:5300
a(mm):51.8
da(min):65
Da(max):110
ra(max):2
(Refer.)Mass(kg):1.45

Main Products: Load Wheel, Chain Wheel, Drive Wheel, Gear Block, Guide Wheel, Chain Rail Assembly, Track Assembly, Track Plate and High Strength Bolt. Other products: chain link, chain pin, bucket shaft, bucket shaft sleeve, swing frame, connecting rod, chain bracket, tension cylinder, tension spring, U-frame, large and small arm cylinder assembly, rubber block, bucket teeth, tooth base, etc.

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Kate Komatsu part Machinery Co., Ltd: Email; AddressJiulong wan ,Hong kong,china; Phone(Working Time); Fax

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Kate Komatsu part Machinery Co., Ltd

komatsu PC450-8 parts Product Description

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