SK300 Excavator Bulldozer Undercarriage Parts Track Roller The four wheels refer to: rollers, drive wheels, idlers, and carrier pulleys. One belt refers to the tracks. As the name suggests, the rollers act as support and are located between the lower surface of the left/right beam of the chassis frame and the track. According to the tonnage of the excavator, there are usually 5-10 on one side. The driving wheel plays the role of driving the track, which is fixed on the travel motor, and the drive of the travel motor is transmitted to the track through the gear structure, usually one on each travel motor. The idlers act as guides the tracks, located at the opposite end of the drive wheels, usually two per excavator. The carrier roller plays the role of holding up the track, and according to the tonnage of the excavator, there are usually 1-2 carrier rollers on one side. Our products are according to the standard of OEM to manufacture.

SK330 Track Roller Bottom Roller for Excavator Undercarriage Parts The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

R210 track roller excavator bottom carrier roller and top roller Fit For Hyundai The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

Track Roller bottom roller lower roller excavator undercarriage Parts HD250 The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

D6H OEM Undercarriage Parts Guide Drive Roller Idler Assy The function of an idler is to guide the track links into running smoothly and to prevent dislocation,idlers also carry some weight and therefore increasing groud pressure.there is also an arm in the center which supports the track link and guides the two sides.the smaller the distance between the idler and track roller,the better the orientation. Our products are according to the standard of OEM to manufacture.

Excavator Undercarriage Spare Parts EC210 Front Idler Roller fit for Volvo The function of an idler is to guide the track links into running smoothly and to prevent dislocation,idlers also carry some weight and therefore increasing groud pressure.there is also an arm in the center which supports the track link and guides the two sides.the smaller the distance between the idler and track roller,the better the orientation. Our products are according to the standard of OEM to manufacture.

Excavator Undercarriage Parts R210 Track Roller Bottom Roller Carrier Roller and Top Roller fit for Hyundai The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

R200 Bottom Roller Track Roller Fit for Hyundai Excavator Undercarriage Parts The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

Excavator Sk55 Track Roller Bottom Roller Undercarriage parts carrier roller top roller The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

EX50 Track Lower Bottom Roller For HITACHI Excavator Undercarriage The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it.rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. the requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

Attributes Outer Diameter 108 mm (4.25 inch) Thread Size 1 1/8-16 UN Length 201.7 mm (7.94 inch) Gasket OD 101.8 mm (4.01 inch) Gasket ID 90.5 mm (3.56 inch) Efficiency 50% 9 micron Efficiency 95% 35 micron Efficiency Test Std ISO 4548-12 Collapse Burst 6.9 bar (100 psi) Style Spin-On Media Type Cellulose Primary Application MITSUBISHI ME150631

The carrier roller is composed of collar、idler shell、shaft、seal、o-ring、bushing bronze、lock pin plug，the idler is applicable to special model of crawler type excavators and bulldozers from 0.8T to 100T.it is widely applied in bulldozers and excavators of Caterpillar,Komatsu,Hitachi,Kobelco,Kubota,Yanmar and Hyundai etc,have different manufacturing technology,like casting,welding and forging,use precision processing technology and special heat treatment technique to reach best wear-resistance and have maximum extent loading capacity as well as anti-cracking. The function of an idler is to guide the track links into running smoothly and to prevent dislocation,idlers also carry some weight and therefore increasing groud pressure.there is also an arm in the center which supports the track link and guides the two sides.the smaller the distance between the idler and track roller,the better the orientation. Our products are according to the standard of OEM to manufacture.

Undercarriage parts R220-9 Track Roller Carrier Roller Fit For Hyundai The function of the roller is to transfer the weight of the locomotive group to the ground and roll it on the track. To prevent derailment, the roller should also be able to prevent the track from moving laterally relative to it. Rollers often work in mud and sand, and withstand strong impacts, the working conditions are extremely harsh, and the rim is easy to wear. The requirements for the roller are: the rim is wear-resistant, the bearing seal is reliable, and the rolling resistance is small. Our products are according to the standard of OEM to manufacture.

Bulldozer Undercarriage Parts D4H Top Roller Idler Drive Sprocket Track Bottom Roller The function of an idler is to guide the track links into running smoothly and to prevent dislocation,idlers also carry some weight and therefore increasing groud pressure.there is also an arm in the center which supports the track link and guides the two sides.the smaller the distance between the idler and track roller,the better the orientation. Our products are according to the standard of OEM to manufacture.

Dh500 Track Roller For Daewoo Excavator Parts Rollers are used to support the weight of the tractor while rolling on the rails (rail links) or track decks of the tracks, and they are also used to restrain the tracks and prevent lateral slippage. When the tractor turns, the rollers force the track to slide on the ground. Rollers are often exposed to mud and dust and are subjected to strong impacts, so they require reliable seals and wear-resistant rims

Top Roller Carrier Roller EX300 Undercarriage Spare Parts Fit For CAT320 Bulldozer The drag sprocket is composed of a drag sprocket shaft, a floating oil seal seat, a drag chain wheel body, a drag chain cover, a screw, a floating oil seal, an O-ring, and a tapered roller bearing. Our products are according to the standard of OEM to manufacture.

EC240 IDLER Excavator Undercarriage Parts Fit For Volvo The function of an idler is to guide the track links into running smoothly and to prevent dislocation,idlers also carry some weight and therefore increasing groud pressure.there is also an arm in the center which supports the track link and guides the two sides.the smaller the distance between the idler and track roller,the better the orientation. Our products are according to the standard of OEM to manufacture.

Excavator Bulldozer E70B Front Idler Undercarriage Parts The function of an idler is to guide the track links into running smoothly and to prevent dislocation,idlers also carry some weight and therefore increasing groud pressure.there is also an arm in the center which supports the track link and guides the two sides.the smaller the distance between the idler and track roller,the better the orientation. Our products are according to the standard of OEM to manufacture.

Excavator Bulldozer undercarriage parts PC75 sprocket wheel front drive sprocket The four wheels refer to: rollers, drive wheels, idlers, and carrier pulleys. One belt refers to the tracks. As the name suggests, the rollers act as support and are located between the lower surface of the left/right beam of the chassis frame and the track. According to the tonnage of the excavator, there are usually 5-10 on one side. The driving wheel plays the role of driving the track, which is fixed on the travel motor, and the drive of the travel motor is transmitted to the track through the gear structure, usually one on each travel motor. The idlers act as guides the tracks, located at the opposite end of the drive wheels, usually two per excavator. The carrier roller plays the role of holding up the track, and according to the tonnage of the excavator, there are usually 1-2 carrier rollers on one side. Our products are according to the standard of OEM to manufacture.

Detailed Product Description Product Name: Engine Water Pump Part No.: 5136101870 5136101500 Engine No.: 4BA1 Place Of Origin: China Order Quantity: 1 Piece Application: Excavator Material: Iron Packaging Details: Standard Export Packing Or Per the customers' Requestment High Light: 4BA1 Engine Water Pump, 5136101500 Engine Water Pump, 5136101870 Engine Water Pump