NFK O Ring Seal Set EX300-5 Arm Cylinder Seal Repair Kit For
Hitachi EX300-5 Arm Cylinder
1. EX300-5 Arm Cylinder Seal Repair Kit Product Features:
High-quality sealing materials
Use high-temperature, high-pressure and wear-resistant materials
such as NBR (nitrile rubber), PU (polyurethane), PTFE
(polytetrafluoroethylene), etc. to ensure sealing performance and
durability.
Applicable to harsh working conditions, prevent hydraulic oil
leakage and improve operation stability.
Precise matching
Designed specifically for Hitachi EX300-5 Arm cylinder, perfectly
adapted to the original specifications, ensuring good installation
effect and sealing.
Applicable to repair Arm cylinders of EX300-5 and compatible
models.
Excellent sealing performance
Applicable to high-pressure hydraulic systems, can withstand
high-intensity workloads of excavators, prevent internal leakage of
cylinders, and maintain efficient operation of hydraulic systems.
Aging-resistant and corrosion-resistant, extending the service life
of cylinders and equipment.
Easy to install and replace
Adopting standardized design, easy replacement, greatly reducing
repair time and maintenance costs, and improving equipment
operation efficiency.
Widely applicable
Applicable to Hitachi EX300-5 excavator and other compatible Arm
cylinders.
Applicable to construction, mining, heavy machinery operations and
other scenarios.
Scope of application:
✅ Applicable to Hitachi EX300-5 excavator Arm cylinder
✅ Applicable to hydraulic system repair and seal replacement
✅ Prevent internal leakage of the cylinder and improve the stability
of the hydraulic system
✅ Widely used in heavy machinery and equipment such as construction,
mining, earthmoving, etc.
If you need more detailed specifications, or are looking for repair
kits for other models, please tell me your specific needs and I can
recommend a more suitable product for you!
2. NFK HIGH-QUALITY SEALS MANUFACTURING EXPERTS:
. Professional team more than 20years,Professional service and
perfect packaging make the seal kit high quality looking and
enhance your profit
. Good quality and Good Price
. Our Companies have agent Japan brand with Taiwan DINGZING
qualifiions, professional sales oil seal and a large number of
inventory.
. There are 3 kinds of quality levels , good quality level made with
Japan oil seal , normal quality level with Taiwan oil seal , low
quality level with China oil seal .According to the customer the
necessary configuration to tell us, we will according to the use of
the components of the reasonable pricing
. Large Stock,Over 29,000 sizes and more than 10 million pieces in
stock.
. Quick delivery Time: Shipped in 1 workdays after payment.
. Exquisite packaging:Each kit for each box packing,NFK Brand plastic bag with delie carton
UPSEAL VALUE :WE WILL TO BUILD GLOBAL HIGT QUALITY OILSEAL
3. The Characteristics of Different material PU
| Tpye | Material | Color | Apply | Features and role |
| IDI ISI IUIS | PU -U801 | Yellow | Rod seal | High pressure resistance |
| HBY | PU -U801 | Yellow | Buffer |
| IDI ISI IUS | PU -U641 | Blue | Rod seal | High temperature resistant |
| HBY | PU -U641 | Blue | Buffer |
| | | | |
4. SEAL LIST
Piston seal : SPGW SPGO SPG SPGA NCF ODI OSI OUIS OHM OKH DAS , OK
SELA OUY D-8
Rod Seal : IDI IUH ISI IUIS D-2 D-3 D-6
U Seal : UPI UPH USH USI V99F V96H UN
Buff Seal : HBTS HBY HBTTS D-14
Wiper Seal : DKB DKBI DKBI3 DKBZ DKI , DWI DKH DWIR DSI LBI LBH VAY DH ME-2 ME-8
Wearing Ring : WR KZT RYT
Rotary Seal : ROI D-14 SPN
Back Up Ring : N4W BRT-PTFE BRT-NYLON BRT2 BRT3 BRT-G BRT-P BRN2 BRN3
O Ring : Oring Kit P series G series AS series S series M 1.5
series M 2.0 series M 1.9series M 2.4 series
M 3.0 series M4.0 series
D Ring : DRP , DRI
Oil Seal -- TC TB TCV TCN DB DC DCY TC4Y
Valve Pusher Floating oil seal Bushing hydraulic cylinder seals
cylinder seal kits
5. THE ADVANTAGES OF PRODUCTS
IDI oil seal/pressure: 30 mpa / 70 mpa (plus supporting
ring)/temperature: - 35 ℃ ~ 100 ℃ /
Speed: 0.5 m/s/large section design, suitable for large range
pressure, excellent wear resistance and sealing capacity/product
type: ISI (Rod seal)
6. Company advantage
NFK Seal, specialises in Hydraulic Breaker seal kit, Excavator seal
kit, Crane seal kit, Wheel Loaders seal kit, Crawler Dozers seal
kit, Pump seal kit, Motor seal kit, Dump Trucks seal kit, Wear
Ring/ O-ring / X-ring, Center Swing seal(ROI /SWR), Track adjuster
seal(OUY), Control lever and pedal level; PTFE Seals:Rod Seals,
Piston Seals, Rotary Seals and more.
There are 3 kinds of quality levels , good quality level made with
Japan oil seal , normal quality level with Taiwan oil seal , low
quality level with China oil seal .According to the customer the
necessary configuration to tell us, we will according to the use of
the components of the reasonable pricing
7. Modaels diectory| BRAND NAME | MODEL | BRAND NAME | MODEL |
| HITACHI | ZX110 | HITACHI | ZX330-3 |
| HITACHI | ZX120 | HITACHI | ZX330-3G |
| HITACHI | ZX180 | HITACHI | ZX350H |
| HITACHI | ZX200 | HITACHI | ZX360 |
| HITACHI | ZX200-3 | HITACHI | ZX40U |
| HITACHI | ZX200-6 | HITACHI | ZX450 |
| HITACHI | ZX210 | HITACHI | ZX470 |
| HITACHI | ZX230 | HITACHI | ZX470-3 |
| HITACHI | ZX230-3 | HITACHI | ZX50U-2 |
| HITACHI | ZX230-5 | HITACHI | ZX55 |
| HITACHI | ZX230-6 | HITACHI | ZX60 |
| HITACHI | ZX240 | HITACHI | ZX600 |
| HITACHI | ZX240-3 | HITACHI | ZX60-7 |
| HITACHI | ZX250-3 | HITACHI | ZX60USB-3F |
| HITACHI | ZX270 | HITACHI | ZX70 |
| HITACHI | ZX270-3 | HITACHI | ZX850 |
| HITACHI | ZX330 | HITACHI | ZX850-3 |
If you have any inquiry and questions, pls contact Fion Liu
If you are looking for a company to help you building your own
brand of seals , seal kits , o-ring kits , or any other OEM
services for other products . You have found the right one . Our
company provides professional OEM services on seals seal kits ,
o-ring kits and other products . For details ,
please contact us . We will reply you as soon as possible .
8. FAQ
Q1 Please contact us for more details if you want to check
products.
A. In order to give you fast and accurate pricing information, we
need some details about the machine
Q2: What are your payment terms ?
A: T/T, Western Union
Q3: To which places have you exported?
North America, Europe, Middle East, Africa, Southeast Asia and so
on.
Q4: How to guarantee your after sales service?
1. Strict inspection during production
2. Recheck the products before shipment to ensure our packaging in
good condition
Q5: How soon i can get the quotation?
A: If your information is complete, we offer our quotation within
24 hours.
Q6: Do you have a minimum order requirement?
A: Small trial order is acceptable.
