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4H-6520 4H6520 183.74 mm inner diameter O-ring seal of 586C 2864C

Name: 4H-6520 4H6520 183.74 mm inner diameter O-ring seal of 586C 2864C
Brand: Guangzhou Opal Machinery Parts Operation Department
SKU: 4H-6520
Price: 0.10 USD
Availability: InStock

Product Details

Place of Origin: China

Brand Name: OUB

Certification: ISO9001

Model Number: 4H-6520

Payment & Shipping Terms

Minimum Order Quantity: 10

Price: Negotiable

Packaging Details: PP Bag Inside.outer is carton with film wrapped.

Delivery Time: Within 5-15 days after getting your desposit

Payment Terms: L/C,D/A,D/P,T/T,Western Union

Supply Ability: 1000Pcs

Get Best Price

Product Details

Product Description

Product Details

Highlight:

Part No.::	4H-6520	Part Name::	O RING
Machine:	Truck	Material:	NBR
Color:	BLACK	Model:	525D 525C 525B

Part No.::	4H-6520
Part Name::	O RING
Machine:	Truck
Material:	NBR
Color:	BLACK
Model:	525D 525C 525B

Product Description

1. Quick Details of seal 4H-6520:

Part NO.	4H-6520
Machine	Truck
Size	183.74 mm
Material	NBR
Oil seal type	O RING

2. 4H-6520 picture:

4H-6520 4H6520 183.74 mm inner diameter O-ring seal of 586C 2864C
3. Service part number :

PART NO.	PART NO.	Part NO.
6J9733	2353546	7F8268
7M8485	2256948	1790464
2287089	335849	277-9940
617540	1723918	152-3968
335879	1011983	326-7289

4. FAQ

Q: Could you confirm the part number of this excavator sealing spare part?
A: The part number is 4H-6520, it is an o-ring designed for excavator arm cylinder hydraulic fitting joints.

Q: What raw material is used to manufacture part 4H-6520 o-ring?
A: Part 4H-6520 is made of nitrile rubber, which retains good elasticity under repeated arm cylinder reciprocating movement.

Q: What sealing role does this o-ring undertake on the excavator arm cylinder?
A: It seals the clearance between cylinder fittings to stop hydraulic oil leaking when the arm stretches and retracts.

Q: Where will this o-ring be mounted on the excavator hydraulic assembly?
A: It is fitted in the sealing grooves of arm cylinder oil ports and pipe adapter connecting faces.

Q: What key performance feature suits this o-ring for excavator digging work?
A: It can withstand sudden pressure spikes generated during heavy digging and material handling cycles.

Q: What will cause premature wear and failure of this o-ring on construction sites?
A: Fine grit and metal impurities mixed inside hydraulic oil will abrade the outer rubber surface gradually.

5. Exhibition and Wearhous

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