Excavator Seal Kit K9002308 Boom Cylinder Repair Kit for Dx225 Dx300 Hydraulic Seal Set Supplier

• Customization: Available
• After-sales Service: Technical Support
• Warranty: 6-12months
• Model NO.: DX225 DX220 DX300
• Type: Seal
• Application: Excavator
• Certification: ISO9001: 2000
• Condition: New
• Material: NBR/ PTFE/ Acm/ Vmq/ FKM/ HNBR/ EPDM/ Silicone etc
• Color: Black or Yellow or White or Others
• Delivery: by Air, by Sea, by Courier
• Customized: OEM&ODM
• Transport Package: PP Bag Inside/ Brown Paper, Carton
• Specification: K9002308 seal kits
• Trademark: Kinton
• Origin: China
• HS Code: 4016939000
• Production Capacity: 10000PCS/Month

Product Description

Basic functions of Seal Kits:

Seal kits are essential for maintaining the hydraulic integrity of excavators. They prevent internal and external fluid leakage in cylinders, motors, valves, and pumps—ensuring consistent pressure, efficient motion, and system longevity. A reliable seal kit directly affects the performance and safety of the entire hydraulic system.

Specification

Product Name	Excavator Seal Kits,Hydraulic Cylinder Seal Kits
Material	NBR/ PTFE/ ACM/ VMQ/ FKM/ HNBR/ EPDM/ Silicone and etc.
Colors	Black or Yellow or White or Others
Customized	OEM&ODM are accepted
Application	Hammer Breaker, Excavator, Bulldozer, Hydraulic Equipment, Engine, Loaders, Graders, Gump Trucks, Forklifts, Scrapers, Mining Trucks, Cranes, Aerial Vehicles, Garbage Transfer Vehicle, Sliding cars, Agricultural Machinery, Logging Equipment, and etc.
Package	PP bag inside/ brown paper, carton or as customer's requirement
Payment	Bank transfer T/T, Paypal, L/C at sight and so on

Advantages of our Seal Kits:

Manufacturing Process
All seals are precision-molded, CNC-trimmed, and batch-tested to meet international sealing standards. Complete seal kits are assembled in dust-free rooms to avoid contamination.

OEM Compatibility

We support OEM production of seal kits for brands like CAT, Komatsu, Doosan, Hyundai, Hitachi, and others. Custom kits can be developed based on part numbers or cylinder specifications.

Maintenance Tips

Replace seals during regular cylinder maintenance to prevent leaks
Store seal kits in cool, dry environments away from direct sunlight
Clean the groove and piston thoroughly before installation

Material properties and application scenarios
Polyurethane
Features: wear resistance, good elasticity.
Application scenarios: excavator cylinder repair kit, suitable for high temperature and high pressure environment.
Silicone rubber
Features: heat resistance, cold resistance, ozone resistance, atmospheric aging resistance.
Application scenarios: household appliances, supplies that come into contact with the human body.
Nitrile rubber--NBR
Features: good oil resistance and low cost.
Application scenarios: hydraulic system seals, suitable for a variety of lubricants and fuels.
Hydrogenated nitrile rubber (HNBR)
Features: corrosion resistance and crack resistance.
Application scenarios: automobile engines, washing machinery.
Fluorine rubber (VITON) fluororubber
Features: good weather resistance, ozone resistance, and chemical resistance.
Application scenarios: fuel system, chemical plant seals.
Fluorosilicone rubber (FLS)
Features: good oil resistance, high temperature and low temperature resistance.
Application scenarios: chlorine-resistant, aromatic cleaning

Other Parts

We have a wide variety of excavator parts products, if you have any needs please feel free to contact us.

BRAND/ TYPE	MACHINERY MODEL NUMBER
KOMATSU-PC	PC20 PC30-5 PC30-6 PC30-7 PC30-8 PC35 PC40 PC45 PC50 PC55 PC40-5 PC40-6 PC40-7 PC50 PC55 PC60-1 PC60-3 PC60-5 PC60-6 PC60-7 PC75 PC100-1 PC100-3 PC100-5 PC100-6 PC100-7 PC120-3 PC120-5 PC120-6 PC120-7 PC150 PC200-1 PC200-3 PC200-5 PC200-6 PC200-7 PC200-8 PC220-1 PC220-3 PC220-5 PC220-6 PC220-7 PC220-8 PC200LC-3 PC200LC-5 PC200LC-6 PC200LC-7 PC200LC-8 PC240
	PC300-1 PC300-5 PC300-6 PC300-7 PC300LC PC300LC-5 PC300LC-6 PC300LC-7 PC360-5 PC360-6 PC360-7 PC360LC-5 PC360LC-6 PC360LC-7 PC360LC-8 PC400-1 PC400-3 PC400-5 PC400-6 PC400-7 PC400LC-1 PC400LC-3 PC400LC-5 PC400LC-6 PC400LC-7 PC450-5 PC450-6 PC450-7 PC450LC-5 PC450LC-6 PC450LC-7 PC650 PC750 PC800 PC350
KOMATSU-D	D20 D31 D37EX-21 D40 D41P-6 D41E-6 D50 D53 D51EX-22 D60 D65 D65-12 D61EX-12 D65EX-12 D65PX-12 D80 D85 D85EX-15 D85-21 D155 D155A-1 D155A-2 D155A-3 D155A-5 D155-6 D275 D355A-3 D375-5
CATERPILLAR-CAT-E-B-C/D	E200B E200-5 E320D E215 E320DL E324D E324DL E329DL E300L E320S E320 E320DL E240 E120-1 E311 E312B E320BL E345 E324 E140 E300B E330C E120 E70 E322C E322B E325 E325L E330 E450 E55 E70B E120B E312 CAT55 CAT225 CAT311 CAT312 CAT312B CAT315 CAT320 CAT320C CAT320BL CAT330 CAT322 CAT245 CAT325 CAT320L CAT973 CAT345 CAT345B CAT320D CAT330B CAT330BL CAT330C CAT330D CAT325B CAT325BL CAT345B
CATERPILLAR-D	D3C D4 D4D D4E D4H D5 D5B D5C D5H D5M D5N D6 D6C D6D D6R D6H D6T D7G D7R D7H D8N D8L D8T D8R D8H D8K D9L D9N D9R D9T D10N D10R D10T D11N D11R
HITACHI-EX	EX30 EX40 EX55 EX60 EX60-2 EX60-3 EX60-5 EX70 EX75 EX100 EX100-3 EX100-5 EX120 EX120-1 EX120-3 EX120-5 EX130-1 EX200-1 EX200-2 EX200-3 EX200-5 EX220-3 EX220-5 EX270 EX300 EX300-1 EX300-2 EX300-3 EX300-5 EX300A EX330 EX370 EX400-1 EX400-2 EX400-3 EX400-5 EX200LC-1 EX200LC-2 EX200LC-3 EX200LC-5
	EX270-1 EX270-2 EX270-5 EX270LC-1 EX270LC-2 EX270LC-5 EX300LC-1 EX300LC-2 EX300LC-3 EX300LC-5 EX400LC-1 EX400LC-2 EX400LC-3 EX400LC-5 EX450 EX450-1 EX450-2 EX450-3 EX450-5 EX450LC-1 EX450LC-2 EX450LC-3 EX450LC-5 UH07-7 ZAX30 ZAX55 ZAX200 ZAX200-2 ZAX330 ZAX450-1 ZAX450-3 ZAX450-5 UH043 UH052 UH053 UH07 UH081 UH082 UH083
ZAXIS-ZAX-ZX	ZAX55 ZAX70 ZAX120 ZAX200 ZAX210 ZAX230 ZAX240 ZAX330 ZAX450 ZAXIS 110 ZAXIS 120 ZAXIS 60 ZAXIS 200-3 ZAXIS 200-6 ZAXIS 240 ZAXIS 270 ZAXIS 330 ZAXIS 360 ZAXIS 450 ZAXIS 870
VOLVO-EC	DH55 DH60 DH80 DH130 DH150 DH200 DH220 DH258 DH280 DH300 DH320 DH360 DH370 DH400 DH420 DH500 DX300 DX370 DX380
DAEWOO-DH DOOSAN-DX	DH55 DH60 DH80 DH130 DH150 DH200 DH220 DH258 DH280 DH300 DH320 DH360 DH370 DH400 DH420 DH500 DX300 DX370 DX380
KOBELCO-SK	SK35 SK55 SK60-1 SK60-2 SK60-5 SK100 SK120 SK130-8 SK200-3 SK200-5 SK200-8 SK210 SK230 SK250 SK300 SK320 SK330 SK350 SK07N2
SUMITOMO-SH-LS	SH35 SH55 SH60 SH65 SH75 SH100 SH120 SH120A3 SH200 SH220 SH265 SH280 SH300 SH320 SH340 SH350 SH430 LS2800
SANY-SY	SY65 SY90 SY130 SY200 SY215 SY330 SY335 SY365
KATO-HD	HD250 HD400 HD450 HD700 HD770 HD820 HD1023 HD1250 HD1430 HD800 HD1100
HYUNDAI-R	R55 R60 R80 R130-5 R130-7 R150 R150LC-7 R200 R200-5 R210 R210-3 R210-7 R215-7 R220-5 R220-5 R225-7 R260-5 R265 R275 R290 R300 R300-5 R305 R320 R360 R385 R420 R450-3 R450-5
SUNWARD-SWE	SWE35 SWE40 SWE50 SWE55 SWE60 SWE70 SWE85 SWE330
YUCHAI-YC	YC35 YC45 YC60 YC85 YC135
Kubota-KX	KX35 KX50 KX55 KX80 KX85 KX135 KX155 KX185
LIEBHERR-R	R914 R916 R924 R926 R934C R944C R954 R964/R974

LIUGONG -LG	LIUGONG150 (LG150) LIUGONG200(LG200) LIUGONG220 (LG220) LIUGONG907 (LG907) LIUGONG914 (LG914) LIUGONG925 (LG925) LIUGONG936 (LG936)
CASE-CX	CX35 CX45 CX55 CX75 CX135 CX240 CX360
LONKING-	LONKING60 LONKING65 LONKING85
YANMAR-VIO	VIO30 VIO40 VIO55 VIO75
FUTON LOVOL-FR	FR65 FR85
MITSUBISHI	MS110 MS120 MS180 MS230 MS280
IHISCE-IHI	IHI35 IHI80 IHI85
TAKEUCHI-TB	TB150 TB175
All manufacturer's names, symbols and descriptions are used for reference purpose only, and it is not implied that part listed is the product of these manufacturers.

Company Profile

Xiamen Kinton Industrial Co Ltd located in Xiamen city, Fujian province, which has convenient export transportation. We are specialized in quality replacement parts for many well-known brands of excavator, Bulldozer, construction machinery and vehicle,including of Caterpillar, Komatsu, Hitachi, VOLVO, Doosan, Kobelco, Sumitomo, SANY, KATO, Kubota, Hyundai, CASE, Yanmar, Liugong, Yuchai and etc.

We have more than 18 year exporter experience in supply full construction machinery replacement parts, such as excavator/bulldozer undercarriage parts(track/bottom/lower roller,carrier/upper/top roller,front idler, sprocket/segement, track link assy,track groups with track shoe, track adjuster assy/recoil spring), ground engaging tools(excavator bucket/bucket teeth/bucket adaptor/cutting edge&end bits etc), pin&bushing,bolts&nuts, seal kits/oil seal, filter(air/oil separator, hydraulic/air/oil/fuel filter etc) and some other spare parts which fit for heavy machinery equipment.
 
We have own factory with complete production lines, international advanced high-precision equipment, high-tech talents and professional team. We insist on high standard and precise production requirement, timely and efficient after-sales service, as well as efficient loading container and logistic.We have stable raw material supplier and strict income material inspection.Our products are certificated by the IS09001, IS09000,ISO14000. All products size following OEM strictly. We have IQC, DQC, IPQC, FQC and OQC to control the quality, and also have specialized inspection instrument. Except that, we also have own warehouse to store with stock parts and provide quickly delivery for our customers.

Mechanical Procedures

FAQ

Q: What main products do you supply?
A: Track roller/Carrier roller/ Sprocket/ Segment/ Front idler/ Track shoe/ track chain/ Bolt/ Nut/ Pin/ Bushing/ Seal and gasket/ Filter/ Bucket teeth/ Bucket/ adaptor and other spare parts.

Q: How is your quality?
A: OEM Quality: all products size following OEM strictly. The quality is absolutely guaranteed,
if there are problems related to quality, please tell us, we will do our best to make you satisfied.

Q: What is your delivery time?
A: Generally, If we have your required items in stock, delivery time 7-10 days.
Or if your required items out of stock, delivery time need about 15days.
The actual delivery time depends on the items and the quantity of your order.

Q: What is your sample policy?
A: We accept a trial sample order if ready parts in stock.
You are welcome to send us samples or spec. Drawing. We can build new mould and produce products accordingly.

Q: How to make payment?
A: We accept multiple payment methods: Bank transfer T/T, Paypal, L/C at sight and so on.
Payment<=3000usd, 100="" />Payment>=3000USD, 30% T/T in advance , the balance before shipment.

Q: How to track the goods if order shipped?
A: We will inform you the shipping information after your order is sent out.
Express shipment: we will send you express tracking number.
Air shipment: we will send you AWB, Packing list and Commercial invoice and other necessary documents.
Sea shipment: we will send you BL, Packing list and Commercial invoice and other necessary documents.

Q: Which countries have you ever exported to?
A: Our products have been exported to more than 60 countries such as USA, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, Sri Lanka, INDIA, Pakistan, Bangladesh, South Africa, Colombia, Peru and etc.