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6Y-6339 Rubber Oil Seal / CAT Exvacator Mechanical Face Seal

China Guangzhou Sonka Engineering Machinery Co., Ltd. certification
China Guangzhou Sonka Engineering Machinery Co., Ltd. certification
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6Y-6339 Rubber Oil Seal / CAT Exvacator Mechanical Face Seal

6Y-6339 Rubber Oil Seal / CAT Exvacator Mechanical Face Seal
6Y-6339 Rubber Oil Seal / CAT Exvacator Mechanical Face Seal

Large Image :  6Y-6339 Rubber Oil Seal / CAT Exvacator Mechanical Face Seal

Product Details:

Place of Origin: CHINA(MAINLAND)
Brand Name: HQPA/OEM
Certification: ISO9001
Model Number: 6Y-6339

Payment & Shipping Terms:

Minimum Order Quantity: Negotiation
Price: Negotiable
Packaging Details: PP bag inside, carton box outside
Delivery Time: 3-5 days after payment received(public holiday excluded)
Payment Terms: Western Union, L/C, T/T, MoneyGram, D/A, D/P
Supply Ability: 500 Sets per Week
Detailed Product Description
Name: Rubber Oil Seal Part No.: 6Y-6339
Lifetime: 5000Hours/8000hours Hardness: 58-62HRC/62-68HRC
Material: 100cr6/Gcr15/E52100/534A99/SUJ2 Process: Forging & Casting
Warranty: 18 Months Application: CAT Exvacator
High Light:

o ring oil seal


floating ring seal

6Y-6339 Rubber Oil Seal / CAT Exvacator Mechanical Face Seal


  • Rubber Oil Seal is also called floating seal, seal group, Duo cone seal, mechanical face seal, lifetime seal
  • the outer diameter of floating seal is from 35mm-1,000mm.
  • The hardness is HRC58-62 , the working face precision within 0.015um.
  • Flatness up to 0.1um-0.2um ,the lifetime is more than 4,000HRS.

Rubber Oil Seal Details

- The metal rings


Surface finish / Roughness ≤ Ra0.2μm
Face finish ≤ Ra0.015μm
Pressure ≤ 0.3MPa
Forged/Casting line speed 2m / s & 3m / s
Hardness 58 - 62 HRC
Temperature -100 ~ 200 °C


- The rubber o ring


Shore hardness 60 ° ~ 65 °
Minimum tensile strength 11MPa
Minimum elongation at break 300%
Flexible change ± 5 °
permanent deformation ≤ 12%
Rubber Oil Seal Application
-Excavator, bulldozer, tractor, cranes, forklift, Heavy truck, backhoe
-Undercarraige, hydraulic motor, travel motor, gearbox axle, wheel hub,tunneling


Method of installation:


1.Usingspecialized equipment installation: The pressure will apply to the O-ringdirectly. As shown, the special tool is placed between the metal hole ring and the rubber ring, towards the seat hole, the rubber ring is pressed evenly into the hole.

2. Other methods: An auxiliary O-ring is fixed between the sealing surface of the floating oil seal and the C-ring (as shown). The floating oil seal ring is applied equally by pressure and auxiliary O-ring braces. Sealing the O-ring to ensure other mounting positions.


6Y-6339 Rubber Oil Seal / CAT Exvacator Mechanical Face Seal 0


OEM covers 


Model OEM Codes

195-30-00302, 154-30-00831 , 141-30-00616 , 150-27-00017, 207-27-0001, 130-27-00140, 130-27-0001, 14X-27-00101, 150-27-0002, 170-27-00020, 423-33-00020, 17M-27-00101, 287-33-00010, 425-33-00110, 568-33-00016, 209-27-00160, 141-27-00010, 130-27-B0100, 180-27-00021, 175-27-00121,

140-30-00040 , 130-27-00010 , 150-30-00035 , 170-27-00010...


R45P0018D, R45P0018D6, 45P0018D18, R45P00018D9,R45P0018D25,

R45P0018D12, R45P0018D27, R45P0018D13, R45P0018D14, R45P0018D15, R45P0018D16, R45P0018D18, R45P0018D29, R45P0018D21, YN53D00008S023, R45P0018D22, R45P0018D28...

CAT 1M8746, 9W7225, 9W7220, 8E5609, 8E 5610, 9W 7232, 2M 2858, 9W 7223, 9W 6649, 1M 8747, 9W 6647, 9W 6648, 6V2733, 9W7233,1M 8746, 2P 3395, 1P 7249, 5P 7147, 3P 0433, 5P 9120, 9W 6645,9W 6666, 5K 1078, 9G 5314, 5M 1176, 9W 6674, 9G 5317, 9W7201...

4283635, 4176379 , 4177260 , 4082631, 4642180, 4110363, ES-110,

4110362, 4153732, 4508193, ES-209, 4114753, 4514259, ES-250, 4179741, 4066695, 4138544, 4350347, 4082698, ES-56, ES-64...


1, Competitive Pricing, 30% - 50% lower than the original parts
2, ISO certified Products
3, Experienced team with years of knowledge
4, In-House engineering and Design Capabilities
5, Just-in-time Inventory Programs for OEM/OES
6, MOQ 1 Set

Contact Details
Guangzhou Sonka Engineering Machinery Co., Ltd.

Contact Person: Sum Huang

Tel: 86-18902494641

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