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Single Acting Mechanical Seal USH Oil Seal

  • Single Acting Mechanical Seal USH Oil Seal
  • Single Acting Mechanical Seal USH Oil Seal
  • Single Acting Mechanical Seal USH Oil Seal
  • Single Acting Mechanical Seal USH Oil Seal

Single Acting Mechanical Seal USH Oil Seal

    Packaging: Carton
    Productivity: 15.6 Million Pieces/Year
    Brand: KVK Seals
    Transportation: Ocean,Land,Air,Express
    Place of Origin: China
    Supply Ability: 1.3 Million Pieces/Month
    Certificate: CE
    HS Code: 3926901000
    Port: ShenZhen

Basic Info

Model No.: USH

Product Description

Type USH can be used for PISTON and rod seals. These seals have a smaller cross-section and fit into an integral groove. The Nitrile and Viton materials used guarantee a wide operating temperature range, in fact it is a smaller cross-section UPH type.

Ring Seals USH Application:

Working pressure: ≤21Mpa

Operating temperature:

Standard type (NBR) -30℃~+100℃

Heat-resistant type (FPM) -10℃~+150℃

Reciprocating speed: ≤0.5m/s

Medium: (NBR) general petroleum-based hydraulic oil, water glycol hydraulic oil, oil-water emulsified hydraulic oil (FPM) general-purpose petroleum-based hydraulic oil, phosphate ester hydraulic oil.

Note: To prevent extrusion, it is recommended to install a retaining ring on the heel of the seal when the pressure is above 14Mpa.


Such Piston Sealing and Rod Seals shall have axial clearance) see columns h and H in the table). To avoid damage to the sealing lip, precautions should be taken during installation to avoid sharp edges.


The standard material is nitrile rubber, Shore Hardness (SHA) 90°.

Order example:

or USH-100

or with part number CU2572K0

To order products other than the standard type, you need to order

be noted. Such as: heat-resistant USH-100

Ush Nbr O RingsUsh Nbr O Rings


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Founded in 1999, Dongguan Zhongxingshun Seal Products Factory is a comprehensive source factory engaged in seal design, production, agency, warehousing and sales. It`s located in Daojiao Town, Dongguan City (The World Factory), offering all of our clients outstanding OEM and ODM services with standard QC.

We have been specializing in hydraulic reciprocating seals and skeleton rotary seals for more than 20 years. Our products are widely used in hydraulic and pneumatic, construction machinery, chemical industry, metallurgy, power plants, paper-making, coal mines and other fields.

The self-developed KVK seals are produced in strict accordance with Chinese national standards, corporate standards, and part of foreign standards, using a variety of materials and formulas with high-quality process production. Nine major sealing categories, nearly 100 models and 10,000 specifications, all in stock.

Zhongxingshun has more than 120 stuffs, including over 60 production workers, 5 R&D team members, 6 regional sales departments and over 30 sales to meet all different customers` needs.

One of our tenets is to integrate resources for our customers. By integrating our own advantages with international brands, we have created a large one-stop seal supply center --production, agency, warehousing and sales. We store it, you take it with low MOQ, high quality service and short delivery time.

We have long-term cooperation with many world-renowned seal manufacturers, including TTO, NAK, POF, DINGZING, NOK, VALQUA and HALLITE.

We will keep moving forward with continuous improvement.

Our mission is to satisfy our customers and provide high quality seal products with integrity management.

Company Info

  • Representative: Fan Aiguo
  • Product/Service: O Rings , Sealing Ring , Ring Seals , NBR O Rings , Oil Seals , Seals
  • Capital (Million US $): 1,000,000RMB
  • Year Established: 2008
  • Total Annual Sales Volume (Million US $): US$10 Million - US$50 Million
  • Export Percentage: 31% - 40%
  • Total Annual Purchase Volume (Million US $): US$10 Million - US$50 Million
  • No. of Production Lines: 3
  • No. of R&D Staff: 5 -10 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: no
  • Factory Size (Sq.meters): 5,000-10,000 square meters
  • Factory Location: Jiuqu Village Industrial Zone, Daojiao Town, Dongguan City, Guangdong Province, China
  • Contact Person: Mr. Fan Aiwu
  • Tel: 86-0769-22491068
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