Grease fitting caps are designed to fit securely and provide a seal around grease fittings to protect them from debris, moisture, and contamination when not in use. They also serve as masking tools during painting and for color-coding lubrication schedules. Made from low-density polyethylene, Huyett’s grease caps are available in tab or dome styles and come in various colors. The integrated ring keeps the cap firmly in place during servicing. These caps are a simple, cost-effective solution to keep zerks clean while also providing a color-coded option for maintenance planning. 

Grease Fitting Caps for Easy Maintenance and Contamination Protection

Grease fitting caps and dust caps are designed to fit securely over zerk fittings to act as a barrier against debris and moisture when not in service. They are also used for masking when painting to keep the zerk fitting clean and for color-coding lubrication maintenance schedules. Huyett offers grease caps made of low-density polyethylene in tab or dome styles and in a variety of colors. The integrated ring keeps the cap, which is effective in both cold and hot environments, in place while servicing the fitting.
Grease fitting caps are a part of Huyett's lubrication systems & accessories product line, which offers types of products that aid grease and oil lubrication applications by offering, efficiency, adaptability, or keeping grease fittings clean. Other products include:
  • Grease Fitting Adapters: Attach to the grease point and adapt the connection when it needs elongated, angled, or fit to a different hole size.
  • Header Blocks: Allows for multiple grease points to connect back to a single lubrication system through hoses.
  • Oil Hole Covers: Designed to cover and protect oil fill points, but not to dispense oil.
  • Oil Cups: Provide a small reservoir to hold and slowly distribute oil while providing coverage to the oil hole.
  • Oil Reservoirs: Larger plastic containers that hold oil as a central dispenser.
  • Oilers: Fill points on machinery, equipped with a ball check for self-closing.

Product Benefits

A grease fitting cap offers several advantages, including:
  • Contamination Protection: The cap provides a tight seal around the top of zerks, protecting the fittings against dirt and debris and reducing the likelihood of clogged or corroded fittings.
  • Effective Maintenance Planning: Color-coded caps provide visual aids to maintenance plans. For example, in a complex lubrication application with multiple fill points and a variety of grease fitting types, green grease fitting caps may signal daily lubrication, white grease caps may signal weekly lubrication of button head grease fittings, and blue grease caps may be used solely to cover standard grease zerks.
  • Simple and Cost-Effective Solution: Caps are easy to install and remove, reusable, and very affordable, making them a go-to solution for essential protection and organizational tasks.

Purchase Considerations

Evaluate the following product characteristics before choosing the right grease zerk fitting caps for your needs:
  • Cap Colors: Huyett offers black, blue, green, red, white, and yellow grease caps.
  • Type: Huyett offers caps in tab and dome styles.

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