Cylinder Seal Kits

Custom Cylinder Repair Kits for Off-Highway Equipment

Chesterton’s high-performance cylinder repair kits are designed to extend equipment operation time between maintenance intervals. These kits help companies manage costs and maintain margins by optimizing the value of equipment investments.

Chesterton’s proprietary thermoset polymer technologies offer high abrasion and cut resistance. Our unique seal geometries are specifically designed to offset known sealing issues related to pressure spikes, side loading, contamination, and low pressure leakage.

Chesterton’s Mobile Mining Kits offer:

• Turnkey custom cylinder repair kits proven to extend hours of operation
• Skilled in-field technical support, on-site inspection, and troubleshooting
• Experienced engineers sealing experts for application know-how

Aftermarket Kit Offerings:

• Hitachi/Excavators EX1100, 1200, 1800, 1900, 2500, 3600, 5500
• CAT / trucks 777, 785, 789, 793
• CAT/Loaders: 980, 988, 990, 992, 994
• CAT Dozers: D9, D10, D11

Custom kits are available upon request.

Chesterton offers high performance aftermarket cylinder replacement kits made for Parker Hannifin hydraulic and pneumatic services including  rod, piston and glands available in a variety of materials and profiles. Please contact us for a complete listing.

• Sizes from 0.500 up to 14.000″
• Rod kits for A, 2A, H, 2H, VH, L, 2L, 3L Series
• Piston kits for HL, 2HL, L, LL, 2LL, 3LL, 1A, 2A Series
• Rod glands H, 2H, VH, L, 2L, 3L, A, 2A series

Advantages:

• Turn-key cylinder replacement kits for ease of use
• Improved wiper, rod and seals designs provide leak-free service
• High performance, wear resistant and material outperforms conventional materials

*Parker Hannifin is a registered trademark of the Parker Hannifin Corporation and has no affiliation with this program

Chesterton offers high performance aftermarket cylinder replacement kits for Miller Fluid Power hydraulic and pneumatic services including rod, piston and glands available in a variety of materials and profiles. Please contact us for a complete listing.

Sizes from 5/8 inches up to 12 inches in diameter: 

• Rod kits for A, C Series (old style): A, H, J series (star gland)
• Piston kits for A, H, J series
• Rod glands A, C, H, J, M series

Advantages:

• Turn-key cylinder replacement kits for ease of use
• Improved wiper, rod, and seals designs provide leak-free service
• High-performance, wear-resistant polymer outperforms conventional materials

*Miller Fluid Power is a registered trademark of Parker Hannifin Corporation and has no affiliation with this program

Chesterton offers high performance aftermarket cylinder replacement kits  for Hydro-line® and pneumatic services including  rod, piston and glands available in a variety of materials and profiles. Please contact us for a complete listing.

• Rod sizes from 5/8″ to 4 inches, bores from 1-1/2 to 12 inches in diameter
• Rod kits for AN5, HR5, N2 & N5 Series
• Piston kits for N2 & N5 Series

Advantages:

• Turn-key cylinder replacement kits for ease of use
• Improved wiper, rod and piston seal designs provide leak-free service
• High-performance, wear-resistant thermoset  material outperforms conventional materials

*Hydro-Line is a registered trademark of the Eaton Corporation and has no affiliation with this program

Chesterton has developed an aftermarket cylinder repair kit for Bailey pneumatic drive dampeners. These control actuators are used to regulate air for boiler operation flow in pow​er plants. ​ Let us help you improve the efficiency of your boiler units.

Shaft sizes available: 4, 6, 8, and 10 inch

Advantages:

• ​Turn-key cylinder replacement kits for ease of use, reduce system maintenance
• Improved seal designs and materials; more efficient boiler operation
• Leak-free performance; maintains air pressure and eliminate air loss
• High-performance, wear-resistant thermoset  material; reduces frequency of cylinder rebuilds

*Bailey is a registered trademark of the ABB Corporation ​and has no affiliation with this program​.

Chesterton has develop aftermarket replacement  kits for Hagan pneumatic dampeners used to regulate air for boiler operation flow in power plants. Let us help you improve the  efficiency of your boiler units.

Shaft sizes available: 2.5, 4, 5, 6, 8

Advantages:

• Turn-key cylinder replacement kits for ease of use; reduce system maintenance
• Improved seal designs and materials; more efficient boiler operation
• Leak-free performance, maintains air pressure and eliminate air loss
• High performance, wear resistant and material; reduce frequency of cylinder rebuilds

*Hagan is a registered trademark of the Emerson Process Management Corporation and has no affiliation with this program

​​Chesterton has develop a unique line of O-Ring replacement valve sealing kits that have proven to outperform O-Rings in conventional hydraulic and pneumatic applications. Our proprietary materials are made from our durable AWC800 polymer designed to  outlast traditional O-Rings— helping to reduce both ​maintenance and leakage.

Offering designed for:

NG6 (ABPT), NG10 (ABPTXY), NG16 (ABPTXY), NG25 (ABPTXY), NG32 (ABPTXY)

Advantages of AWC800:

• High-performance thermoset polymer material (EU)
• High resistance to compression setting and extrusion
• Long elastic memory
• Direct retrofit; no equipment modifications required