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Home > Products > O Ring Seals > 4J-5477 4J5477 1.78 x 7.67mm 90A NBR O-ring seal OF HH45 HH55 HH65 HH75

4J-5477 4J5477 1.78 x 7.67mm 90A NBR O-ring seal OF HH45 HH55 HH65 HH75

Name: 4J-5477 4J5477 1.78 x 7.67mm 90A NBR O-ring seal OF HH45 HH55 HH65 HH75
Brand: Guangzhou Opal Machinery Parts Operation Department
SKU: 4J-5477
Price: 0.10 USD
Availability: InStock

Product Details

Place of Origin: China

Brand Name: OUB

Certification: ISO9001

Model Number: 4J-5477

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: 
                                                                                                                                                                                                                                                4J-5477 NBR O-ring seal, 1.78 x 7.67mm 90A O-ring, NBR O-ring for HH45 HH55
                              

Part No.::	4J-5477	Part Name::	O RING
Machine:	Bulldozer	Material:	NBR
Color:	BLACK	Model:	S320B S365B S365C S340B

Part No.::	4J-5477
Part Name::	O RING
Machine:	Bulldozer
Material:	NBR
Color:	BLACK
Model:	S320B S365B S365C S340B

Product Description

1. Quick Details of seal 4J-5477:

Part NO.	4J-5477
Machine	bulldozer
Size	1.78 x 7.67mm
Material	NBR
Oil seal type	O RING

2. 4J-5477 picture:

4J-5477 4J5477 1.78 x 7.67mm 90A NBR O-ring seal OF HH45 HH55 HH65 HH75
3. Service part number :

PART NO.	PART NO.	Part NO.
519-7656	2353546	7F8268
7M8485	2360919	1790464
2287089	5K9090	277-9940
617540	4420366	152-3968
335879	1011983	326-7289

4. FAQ

Q: Please share the part number and the construction machine this sealing spare part matches.
A: The part number is 4J-5477, this o-ring is made for excavator main control valve pipeline joints.

Q: What is the part name of spare component 4J-5477 and which product category it belongs to?
A: The part name is O-Ring, it is categorized as rubber sealing components for excavator hydraulic valve piping.

Q: What raw material is used to produce the 4J-5477 o-ring?
A: It is made from nitrile rubber, which provides reliable oil resistance and low compression deformation.

Q: What main task does this excavator o-ring complete during machine operation?
A: It seals the connecting gaps between valve and pipes to stabilize hydraulic pressure and block oil leakage.

Q: Where is the 4J-5477 o-ring generally mounted on the excavator hydraulic system?
A: It is installed inside the circular grooves of pipe flanges and main valve connection ports.

Q: What temperature range can this NBR o-ring sustain in continuous site operation?
A: It maintains good sealing performance between -26℃ and 115℃ under normal working pressure.

Q: What should operators do before replacing the 4J-5477 o-ring on site?
A: Depressurize the hydraulic circuit and scrape off old seal residue and dirt inside the groove.

5. Exhibition and Wearhous

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Tel: 86-135-33728134

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4J-5477 4J5477 1.78 x 7.67mm 90A NBR O-ring seal OF HH45 HH55 HH65 HH75

4J-5477 NBR O-ring seal

1.78 x 7.67mm 90A O-ring

NBR O-ring for HH45 HH55

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Wear Resistance Silicone Rubber O Ring,

Oil Seal Kits

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Breaker Seal Kit

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Piston Rod Seals

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Dust Wiper Seals

O Ring Seals

Floating Oil Seal

Valve Pusher

Gasket Kit

Engine Turbochargers

Friction Disc