Huangshi Rviton Machinery Co.,Ltd

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

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Premium Floating Seal Technology Powers Huangshi Rviton Machinery’s Global Heavy Equipment Empowerment

Premium Floating Seal Technology Powers Huangshi Rviton Machinery’s Global Heavy Equipment Empowerment

2026-06-15 17:58:01

Modern construction, mining and agricultural operations are shifting toward high-intensity, round-the-clock operation, placing stringent requirements on the durability and stable performance of core machinery parts. Harsh working environments including heavy dust, mud and variable temperatures easily cause component wear and equipment failure, making high-quality sealing technology the key barrier to safeguarding continuous machine operation.

Contact us

OEM and ODM are our special services, we can also provide custom packing.

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

  • Type:Standard
  • Part Nr:195-30-00302
  • MOQ: 1 set
  • Stock: Yes
  • Process: Forged
  • Hardness: HRC58-62
  • Life: 5000 hours
  • Warranty: 18 months
  • Colour: Black
  • Metal: Steel / Cast iron
  • Rubber: NBR60
  •  
  • Product Details

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y
- Seals for undercarriages of construction machinery (track rollers, travel drivers and idlers)
- Simple structure consisting of an O-ring and a seal ring made of special cast iron and steel
- Optimum seals for undercarriages of bulldozers and hydraulic excavators frequently exposed to sand, dirt and other foreign matter
- Rvton offers designings.

1 set It consists of two metal sealing rings and two rubber seals  
Part Nr 195-30-00302
MOQ 1 set
Models

D355 D40 CS360

Material Steel / 15Cr3Mo cast iron + NBR60 rubber / Silicone / Viton
lifetime 3000-5000 hours
FOB Wuhan, Shanghai, Qingdao, Ningbo, Shenzhen, Xiamen
Package

Shrink films + Inner box + standard export carton + wood pallet + wood box

Availability in stock
Rvton OEM covers:

Komatsu, Caterpillar, Hitachi, Kubota, Kobelco, Danapac, Goetze, Trelleborg...

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

model# Bottom roller Carrier Roller Front idler Final Drive
PC60 110-30-00085 140-30-00040 141-30-00610  
PC200 20Y-30-00040 20Y-30-00090 10Y-30-00100 150-27-00026
E200B 1M8746 8E5609 5P0204  
E320 9W7220 8E5609 9W7225  
D60 141-30-00616 141-30-00616 141-30-00610 141-27-00015
D85ESS-1 154-30-00832 154-30-00832 154-30-00832 192-27-00022
D3 9E6690 9E7216 9E6691  



About Rvton Factory

 

We have three floating seals production lines, each month output reaches more than 50000 sets.D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y
There are 2 materials: 
Steel Gcr15 / 100cr6 and cast iron 15Cr3Mo
METAL Steel Gcr15/ 100Cr6 Cast 15Cr3Mo
Surface smoothness/roughness: ≤Ra0.2μm 6.3-12.5μm
Work face smoothness ≤Ra0.15μm ≤Ra0.1μm
Pressure loading ≤0.15MPa ≤0.3 MPa
Forging line speed 2m/s 3m/s
Temperature range —100~200°C -40~160°C
Hardness (HRC) 58-62 60-68
Lifetime (Hours) 3000 5000

NBR60, silicone and FKM rubber rings are offered
  Material  NBR60  SILICONE  FKM
 Hardness  60°~ 65°  60°~ 65°  72°~ 78°
 Minimum tensile strength  11MPa  10.6Mpa  11MPa
 Minimum elongation at break  300%  400%  260%
 Permanent deformation  12%  8%  25%
 Temperature range  -40℃- +120℃  -49℃- +230℃  -30℃- +250℃
 Specific Gravity(g/cm3)  1.25  1.2  1.8

-Why Rvton deliver so fast?


-As we stock lots of raw materials,packing boxes and completed products.

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y


-How do Rvton make print on floating seals/ seal group?

-Using the lasing print machine to print the log,part# according to the customers' demand. 
D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y
-We place the oil during packing to protect each seal from the scratches caused by the transport.
D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

 

FAQ

 -You're the factory?

   Yes, we are a 13 years factory in Hubei Province, China


- How do you control the quality?

  Each seal is 100% inspected in every process before exported 


- How long to make the shipment?

  In three days with stocks, 15-30 days according to the order qty.


- Can i buy one to test?

  Yes, we offer a trial order and sample order for your Quality Evaluation. 


Welcome to contact us and visit us! 

D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

 For more information, please contact me! Good offer will be sent to you.


D355 D40 Komatsu Front Idler 195-30-00302 Floating Seal Ass'y

Fay Xu

Sales Representative

E: floatingseal04@rvton.com

T: 008615327878823

Skype: fay.xu3

Wechat: Rvtonseal04

Whatsapp: 0086 15327878823

Huangshi Rviton Machinery Co.,Ltd

Tel:+86 15717237241

Contact Person:RVTON

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