American High Performance Seals

Hydraulic & Fluid Seals


Dirt and contaminants exclusion seal

For linear and reciprocating dynamic sealing applications, also known as Scrapers, Excluders, Wiper Seals, Dirt Wipers.

Typical rod seal installation Rod seal profile view
Example of installed wiper Wiper profile view example

The primary function of a wiper is to keep contaminants such as dirt, dust and moisture from entering the fluid power system
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Wiper Design Considerations

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Our Wipers are classified as follows:

High Contaminated Environment Wipers & Scrapers

For heavy dirt, mud and moisture exclusion or equipment that is exposed to all-weather conditions, including applications with a vertical or upward orientated rod of the cylinder.

Snap-in design

A1 A1A A15 W51
W51L A31 A13  

Press-in design

A25S A3S    

Contact us, request more information or call 1-800-283-7140 for immediate answers to your questions.

Dust and Particle Exclusion Wipers

Recommended for applications operating in a fairly clean environment with some exposure to dust and particles.

Snap-in design

A2 A2A A9 A2C
A7 A8H A26 A26S

Press-in design

A3 A25    

Contact us, request more information or call 1-800-283-7140 for immediate answers to your questions.

Dry Rod Operation Wipers

For applications where achieving the driest rod is most important.

Snap-in design

A11 A15    

Press-in design


Contact us, request more information or call 1-800-283-7140 for immediate answers to your questions.

Low Friction System Wipers

For applications where achieving low friction is most important.

A20 A21 A22 A23

Other wiper designs available

Contact us, request more information or call 1-800-283-7140 for immediate answers to your questions.

Why American High Performance Seals?
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Availability:  Most standard or non-standard and application-specific designed wipers in inch or metric sizes, are available with a 1-4 day turnaround.

Seal Materials: The selection of the best material has a critical impact on achieving the best sealing performance. Our comprehensive range of leading edge standard-, high- and low-temperature materials include: High-performance Polyurethane (P101), Nitrile, Viton®, H-Nbr, PTFE (Teflon®), filled PTFE, Aflas®, Hytrel®, Kalrez®, EPDM, Silicone, FDA compliant materials, Nylon, Nylatron®, POM, UHMWPE, Tefzel®, and Peek, along with our proprietary specialized materials. More Info on Materials

For your unique or special wiper application, please contact our engineers to help you in specifying a seal that’s best for your situation.

*Values are guidelines that depend on seal material, seal configuration, seal housing design, fluid or medium, operating temperatures, pressures, surface speed, and working environment. For maximum seal life expectancy, do not operate your seal beyond 75% of its operating limits.

Applications & Industries

AHPSeals' Wipers are currently in successful service in the following industries:

  • Steel Works
  • Government, Military and Defense
  • Abrasive Substance Pumps and Valves
  • Pharmaceuticals
  • Can and Package Filling Machines
  • Oil-Field Exploration and Production
  • Paint and Solvent Manufacture and Application
  • Adhesives Dispensing Valves and Cylinders
  • Chemical Pumps
  • Cryogenic Liquid Control Components
  • Liquid Handling Swivel Joints
  • Hydraulics
  • Construction Equipment
  • Drilling Equipment
  • Chemical Pumps and Valves
  • Heavy Mobile Equipment
  • Mining
  • Rubber and Plastics
  • Presses
  • Food Processing
  • Space Exploration
  • Marine
  • Tire Production
  • Low Friction
  • Vacuum Service
  • Automotive Plants
  • Pharmaceutical Production
  • Domestic Goods Production
  • Many other applications

American High Performance Seals assumes no obligation or liability for any advice furnished, or results obtained with respect to these products. All such advice is given and accepted at the buyer’s risk. This information, based on our experience, is offered as part of our service to customers. It is intended for use by persons having technical skill, at their own discretion and risk. We do not guarantee favorable results, and we assume no liability in connection with its use.



American High Performance Seals, Inc.
408 High Tech Dr.• Imperial Business Park•Oakdale, PA 15071
Phone: 412-788-8815 • FAX: 412-788-8816 • Email:

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