Carrier Roller PC40-7
Hardness:HRC52-58
Material:50MN
Machine type:Crawler tracked type
Product Introduction
Carrier Roller PC40-7
Production Introduction:
The carrier roller also called top roller and upper roller is to hold the track upward, so that the track has a certain degree of tension.
technical requirement of top roller pc40-7
1. Check all parts strictly before assembly and clean them
2. A small amount of oil shall be applied to the mating surface of the shaft sleeve and straight shaft before assembly
3. The floating oil seal ring shall be assembled in pairs, and its sealing surface shall be coated with lubricating oil. The contact surface between O-ring and floating oil seal ring shall not be coated with lubricating grease, and the assembly of floating seal rubber ring shall not be twisted
4. The total assembly force of the floating seal ring shall be 45-50kgf. M, so as to ensure the axial clearance of 0.4-0.9mm after assembly. When turning the wheel body by hand, there is a certain resistance moment, but no jamming
5. After installation, fill in the filtered lubricating oil. The tightening torque of the oil plug is 20 ± 2kgf. M. no leakage is allowed during the inspection
6. The painting color shall comply with jb2299-78
Carrier Roller PC40-7
Models of carrier roller group of komatsu excavators:
| MODEL | PART NUMBER |
| PC20-5,PC20-6,PC20-7,PC25R-8,PC27R-8,PC28UU-2 | 20N-30-71200 |
| PC30-3,PC30-5,PC30-6,PC30-7 | 20R-30-00030 |
| PC30R-8,PC35R-8,PC40-7,PC40R-8,PC45-1E,PC45R-8 | 20T-30-00050 |
| PC40-7 FOR RUBBER SHOE | 20T-30-00060 |
| PC45-1 | |
| PC45MRX-1,PC45R-8 | 20T-30-00150 |
| PC60-3,PC60-5,PC60U-3,PC65U-3,PC120-3 | 203-30-00120 |
| PC60-7 | 20T-30-00051 |
| PC70-6,PC75UU-1,PC90-1,PC100-3,PC100-5,PC120-5,PC130-5 | 203-30-00150 |
| PC100-1,PC100-2,PC120-1,PC120-2 | 203-30-00012 |
| PC200-1 | 205-30-00043 |
| PC200-2,PC150-1,PC200LC-2 | 205-30-00045 |
| PC150-3,PC200-3,PC200LC-3 | 20Y-30-00021 |
| PC150-5,PC200-5,PC200-6,PC200LC-5,PC200LC-6,PC210-6,PC210LC-6,PC220-5,PC220-6,PC220LC-5,PC220LC-6,PC228US-2,PC228USLC-1,PC228USLC-2,PC228UU-1,PC230-6,PC230LC-6 | 20Y-30-00022 |
| PC200-7,PC200LC-7,PC220-7,PC220LC-7,PC228US-1T,PC228US-3/PC228USLC-3 | 22U-30-00021 |
| PC200-8.PC200-8EO,PC200LC-8,PC220-8,PC220LC-8,PC228US-8,PC228USLC-8,PC240LC-10 | 20Y-30-00481 |
| PC200-8MO,PC210LC-10 | 20Y-30-00670 |
| PC250-6,PC250DH-6Z,PC300-5,PC300-6,PC350-6,PC300LC-5,PC300LC-6,PC400-5 | 207-30-00140 |
| PC270-7,PC300-7,PC300LC-7,PC350-7 | 207-30-00430 |
| PC270-8,PC270LC-8,PC300-8,PC300LC-8,PC350-8 | 207-30-00550 |
| PC290LC-10 | 207-30-00551 |
| PC300-1,PC300-3 | 207-30-00031 |
| PC300-3,PC300LC-3 | 207-30-00032 |
| PC400-6,PC400LC-6,PC450-6 | 208-30-00340 |
| PC400-7,PC400LC-7,PC450-7 | 208-30-00440 |
FAQ
1.Which Countries Do We Export To?
Asia: Thailand,Philippines, Vietnam, India, Indonesia, Pakistan, Kazakhstan, Uzbekistan, etc.
Europe: Russia, Belarus, Ukraine, Lithuania, etc.
South America: Brazil, Chile, Paraguay, Argentina, etc.
Africa: South Africa, Ethiopia, Libya, Ghana,Algeria,etc.
2. What Is The Payment Term? How Can We Trust You And Make Payment?
Normal payment is by T/T. Payment by LC can be negotiated.
We have exported to more than 30 Countires and provided service for more than 100 customers. We are 9-Year certified golden supplier so far in Alibaba. So cooperating with us is very safe.
3. Can I Have A Visiting To Your Factory Before The Order?
Welcome to visit us. Pls make an appointment in advance. It is necessary to send visiting schedule and meeting details so that we can prepare and arrange.
4. Could We Be Your Exclusive Dealer?
Yes, our policy is that we will not let our customer to compete at the same place.
UPPER ROLLER PC40-7
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