Description
Product Overview
The LOT 20 M8x1mm Flush Grease Zerk Nipple Fitting is engineered for high‑performance lubrication in demanding industrial settings. Crafted from robust metal alloy, the fitting offers excellent corrosion resistance and a long service life. Its metric male thread (M8x1mm) provides a precise, leak‑free seal when installed flush with the mating surface, eliminating excess protrusion and reducing the risk of contamination. The Zerk nipple design enables quick and efficient greasing, allowing maintenance personnel to apply lubricant directly to the bearing or moving part without disassembly. This fitting conforms to standard straight tube dimensions, making it compatible with a wide range of hydraulic and pneumatic tubing assemblies used in machine tools, CNC equipment, and other precision machinery.
![[Product front view showing all components]](https://www.warmupstore.store/wp-content/uploads/2026/07/699cb63a7293460db0eef2562c5fcfe8.jpg)
Usage
Designed for use in machine tool accessories, the fitting excels in environments where reliable lubrication is critical, such as spindle bearings, linear guides, and gearboxes. It is equally suitable for hydraulic and pneumatic systems that require a compact, flush‑mounted greasing point. Install the fitting on any compatible tube or pipe with an M8x1mm male thread, ensuring the surface is clean and free of debris for optimal sealing. Once installed, the Zerk nipple allows operators to inject grease using a standard grease gun, delivering precise amounts of lubricant directly to the target component. This reduces downtime, extends equipment life, and improves overall operational efficiency. The fitting is also ideal for retrofit projects where space constraints demand a low‑profile solution.
Why Choose Us
Choosing the LOT 20 fitting means selecting a product backed by rigorous quality control and industry‑proven design. Each unit undergoes dimensional inspection to guarantee thread accuracy and flush fit, ensuring a perfect match with your existing equipment. Our manufacturing process utilizes high‑grade steel that meets or exceeds ASTM standards for strength and durability, providing confidence in even the most demanding applications. In addition, we offer responsive technical support and a straightforward return policy, reinforcing our commitment to customer satisfaction. When you purchase from us, you receive a reliable component that minimizes maintenance intervals and maximizes machine uptime.
Key Features
- Metric M8x1mm male thread ensures a precise, leak‑free connection.
- Flush design reduces protrusion, preventing contamination and wear.
- Zerk nipple allows quick, accurate greasing without disassembly.
- Durable metal construction resists corrosion and extends service life.
- Responsive customer support and easy return process for peace of mind.
FAQ
What type of grease can be used with this fitting?
Any standard lithium‑based or synthetic grease compatible with your equipment can be applied through the Zerk nipple. Choose a grease with the appropriate viscosity and temperature rating for your specific application.
Is this fitting compatible with stainless‑steel tubing?
Yes, the M8x1mm male thread is compatible with stainless‑steel, carbon steel, and alloy tubing, provided the tube’s outer diameter matches the fitting’s specifications.
Can the fitting be installed in high‑pressure hydraulic systems?
Absolutely. The robust metal construction and precise thread geometry allow the fitting to withstand typical hydraulic pressures up to 300 bar, making it suitable for most industrial hydraulic circuits.
How do I ensure a proper seal during installation?
Clean both the fitting’s threads and the mating surface thoroughly, apply a thin layer of compatible thread sealant if desired, and tighten the fitting to the manufacturer’s torque specifications (usually 5–7 Nm for M8 threads).
What is the warranty period for this product?
We provide a one‑year limited warranty covering material defects and workmanship. Should any issue arise within this period, contact our support team for a replacement or repair.






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