BUSHING 066-5815 Caterpillar Bearing parts suitable:CAT E345C.
Brand:
ZHZBItem NO.:
066‑5815Payment:
T/T ; Western Union; MoneygramProduct Origin:
CHINAShipping Port:
Guangzhou,Qingdao,Shanghai,Ningbo,ShenzhenLead Time：
1-2 Work dayCaterpillar Excavator Bearing 066‑5815
|
P/N |
066‑5815 |
Material: |
GCR15 |
|
i/d |
mm |
O/D |
mm |
|
H |
mm |
Brand： |
ZHZB |
|
Precision |
P0 , P6 |
Structure: |
Spherical Roller bearing |
| Minimum order quantity | Negotiable | market price | Negotiable |
Product feature:
1. Made of GCr15 chrome steel, high hardness and excellent wear‑resistance for longer service life.
2. Spherical roller structure with good self‑aligning performance, compensates shaft misalignment, ideal for hydraulic cylinder complex load conditions.
3. P0 / P6 precision grades optional, meets different assembly requirements for smooth rotation.
4. Strong heavy‑load & impact resistance, works well under harsh construction site alternating load of excavator cylinder.
5. Perfect interchangeability, direct aftermarket replacement for CAT E345C original part, easy installation.
6. Reduce machine breakdown & cylinder stuck / abnormal noise, cut your maintenance cost.
Our advantae:
1. Product: Strictly inspected for each bearing, high interchangeability to replace OEM spare parts.
2. Material: Adopt qualified GCr15 bearing steel, stable quality for heavy‑duty machinery.
3. Supply: Rich stock for mainstream excavator, bulldozer and dump truck bearing models, fast delivery.
4. Service: Professional pre‑sales technical support, one‑stop solution for engineering machinery spare parts.
5. Customization: Support non‑standard bearing customization according to customer requirements.
Production Process:
YOUTUBE
Product Photos
Gcr15 steel, withstand combined radial and axial heavy loads.
Multiple precision grades P0, P6, to meet different assembly requirements.
Supplied by ZHZBearing, cost‑effective bearing cup for construction machinery repair.
Any other parts for the final drive gearbox system you need pls search from below picture and form list then mark to me we will quote to you
Reluted Produts
Pos.
Part No
Qty
Parts name
1
9T-5927
[1]
PISTON
2
115-1372
[1]
ROD AS
1J-6472
[2]
RING-RETAINING
066-5815
[1]
BEARING-SELF-ALIGNING
3
115-3595
[1]
CYLINDER AS
3G-3321
[2]
SEAL AS
5J-1446
[1]
BEARING
4
261-4950
[1]
HEAD
5
173-9683 M
[1]
BOLT (M30X3.5X90-MM)
6
269-6416
[1]
SEAL-LIP TYPE
7
269-6417
[1]
SEAL AS-U-CUP
8
269-6418
[1]
SEAL AS-BUFFER
9
2K-6830
[1]
RING-BACKUP
10
6J-2797
[1]
RING-WEAR
11
8C-9160
[1]
SEAL AS
12
8T-4958
[1]
RING-WEAR
13
9X-4611
[1]
SEAL-O-RING
14
9X-8399
[1]
WASHER (33X56X6-MM THK)
Factory processing and inventory
Professional charging station logistics | Full range of specifications, rapid response
We support export and accept customization. Global customers are welcome!
Bearing inspection
We place great emphasis on quality control and have established a comprehensive quality inspection system. From raw material warehousing to delivery, every purchase and every bearing undergoes rigorous inspection and testing to ensure that we provide our customers with stable, reliable, and standard-compliant products.
Participating in the 2024 Shanghai bauma Exhibition
At ZHZB, we operate with a comprehensive quality control system at its core. From raw material inspection upon arrival to final product delivery,
every sensor undergoes 100% inspection and accuracy verification, strictly adhering to ISO 9001 and other international standards.
This ensures that we provide reliable bearing components for high-end equipment in industries such as mining, road construction, and wind power.
Delivery：
1.We will send express delivery for less than 45 kg, which is more convenient door-to-door
2.45-200 kg we will choose air transportation, the safest, fastest, and the most expensive
3.For more than 200 kg, we will send it by sea to reduce transportation costs
Why choose us?
Trusted Product: Durable bearing steel materialFAQ
Q1: I want to buy your products, how can I pay?
A: You can contact me through Whatsapp to send bank account to you.
Q2: If we don't find what we want on your website, what should we do?
A: You can email or Whatsapp us the descriptions and pictures of the products you need, we will check whether we have them. We develop new items every month. and some of them have not been uploaded to website in time. Or you can send us sample by express, we will develop this item for bulk purchasing.
Q3: What is the material and precision grade of this bearing?
A: Material is GCr15 bearing steel, precision grade P0 / P6, suitable for heavy‑duty engineering machinery working conditions.
Q4: Where is this bearing installed on equipment?
A: Mounted on excavator hydraulic cylinder to bear heavy load and impact load.
Q5: Can it directly replace original Caterpillar spare parts?
A: Good interchangeability, direct aftermarket replacement, easy for installation.
Q6: What kind of working conditions is it suitable for?
A: Suitable for harsh construction site and alternating heavy‑load conditions. The self‑aligning structure can compensate shaft misalignment.
Q7: What faults can be solved after replacing this bearing?
A: Effectively solve cylinder abnormal noise, jamming and wear failure, reduce machine downtime and cut maintenance cost.
Q8: Do you have stock for 066‑5815 bearing?
A: We keep stock for this excavator bearing, welcome to send your inquiry.
Warranty
1. Warranty period:A 3-month warranty period is provided for the product from the date of arrival. After the customer arrives, the items should be checked against the order list. Contact us and provide any possible data on the item in question.
2. You need to pay the replacement costs in the following situations:
* Wrong orders from customers.
* Any force majeure causes damage.
* Wrong installation.
* Overtime and overload work on parts.
* Lost due to any circumstances.
* Human factors are destroyed.
* Rust and corrosion during storage and operation.
* The warranty has expired.
3. Other
This kind of product is easy to rust, please pack it and store it properly.
Previous:
CAT Mining Excavator Spare Part 9U8241 Ball Bearing P0 P6 P5 Precision Replacement BearingNext:
Replacement Tapered Roller Bearing 5I4478 Fit Caterpillar Excavator Hydraulic Pump ComponentsIf you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.
Categories
New Products
Tapered roller bearing 5P-2525 For Caterpillar Wheel Loader Spare Parts Read More
Replacement 1L7518 Cone Tapered Roller Bearing Fit Caterpillar Dump Truck Spare Components Read More
Komatsu WA500-1 WA550-3 Loader Bearing 06032-00215 Read More
Caterpillar Motor Grader Parts 1B4043 Tapered Roller Bearing Cone ZHZB Bearing Steel Read More
1B4038 Bearing Cup For Motor Grader Circle Drive Gearbox Read More
1B3931 Tapered Roller Bearing Fit Caterpillar Motor Grader 12F 14E 120 140B Spare Parts Read More
Bearing 196-09-11110 Komatsu Spare Parts for D355C Dozer Read More
Self Bearing 1401185 Caterpillar Spherical Bearing Read More
8J0423 Tapered Roller Bearing for Caterpillar D10R Bulldozer Read More
168-8451 bearings are used in the final drive gearbox system of Caterpillar heavy machinery equipment：311C, 315C, 315D L, 318B, 318C, 318D L, 319C, 319D, 319D L, 319D LN, 320B, 320C, 320C FM, 320C L, 320D, 320D FM, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321B, 321C, 321D LCR, 322B, 322B LN, 323D
333-3042 bearings are used in the excavator slewing gearbox system of Caterpillar heavy machinery equipment： E315D L, E316E L, E318D L, E318D2 L
333-3042 bearings are used in the excavator slewing gearbox system of Caterpillar heavy machinery equipment： E315D L, E316E L, E318D L, E318D2 L
333-3042 bearings are used in the excavator slewing gearbox system of Caterpillar heavy machinery equipment： E315D L, E316E L, E318D L, E318D2 L
168-8451 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：311C, 315C, 315D L, 318B, 318C, 318D L, 319C, 319D, 319D L, 319D LN, 320B, 320C, 320C FM, 320C L, 320D, 320D FM, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321B, 321C, 321D LCR, 322B, 322B LN, 323D
168-8451 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：311C, 315C, 315D L, 318B, 318C, 318D L, 319C, 319D, 319D L, 319D LN, 320B, 320C, 320C FM, 320C L, 320D, 320D FM, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321B, 321C, 321D LCR, 322B, 322B LN, 323D
150-0909 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment： 1500909 BEARING Caterpillar parts fit:303, 303.5C, 303.5D, 303.5E, 303C CR, 303E CR, 304D CR, 304E
198-5018 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment： 1985018 BEARING Caterpillar parts fit:304.5, 305CR, 304CR, 305.5, 306
7I-2372 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment： 7I2372 BEARING Caterpillar parts fit:307, 307B
1R-5838 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment： 1R5838 BALL BEARING Caterpillar parts fit:312, 312B, 313B, E120B
218-4247 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment： 2184247 BEARING Caterpillar parts fit:311C, 311D LRR, 311F LRR, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313F,313D, 313D2, 314C, 314D CR, 314D LCR, 314E CR, 314E LCR
102-6525 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment： 1026525 BEARING Caterpillar parts fit:312, 315, 317 & 317N
For inquiries about our products or pricelist, please leave to us and we will be in touch within 24 hours.
Copyright © 2026 Guangzhou HongJue Bearing Co., Ltd. All Rights Reserved.
IPv6 network supported
