Hydraulic grease fittings manufacturer
◆ High quality
◆ Dust-proof
◆ Leakage proof
◆ Versatile
Compatible Hydraulic grease fittings manufacturer in China
The hydraulic grease fitting is a small liquid check valve, usually with a ball valve inside, that controls the flow of grease in and out, preventing fluid leakage and the entry of dust. The types of grease fittings include button head grease fittings, push-in grease fittings, pressure relief grease fittings, thread forming grease fittings, etc. And are used in a wide range of applications.
Product List
Topa offers a variety of hydraulic grease fittings that you need, these are the corresponding pictures for you to check.

Grease zerk fitting
Grease zerk fitting, zerk grease fitting, grease zerk nipple fitting.

NPT grease fitting
NPT grease fitting, NPT egrease zerk nipple fitting, NPT button head fittings.

Metric grease fittings
Metric grease fittings , metric straight 45/90 degree hydraulic grease fitting.

BSP grease fittings
BSPP/BSPT male straight brass grease zerk nipple fitting for grease gun machine Ttool accessories.

Button head grease fittings
Button head grease fittings, they typically are used in heavy machinery and construction equipment.

Flat grease fitting
Flat grease fitting, button head type grease nipple flat head grease zerk nipple fitting.

Flush type grease fitting
Flush type grease fitting, flush fittings are often used on pulleys, shafts, and bearings.

Grease quick connect fittings
Grease quick connect fittings, quick couplers for grease fittings require no screwing or unscrewing.

90 degree grease fitting
90 Degree grease coupler for Hard-to-Reach grease fittings, grease nipples 90 degree butter gun fittings.

Bearing grease fittings
grease nipple bearing grease fittings all sizes fitting for cars.

Bolts with grease fittings
Bolts with grease fittings, with nut and grease fitting.

Brass grease fittings
Brass grease fittings are used in specialized applications that require resistance to rust and corrosion.

Grease adapter
Grease adapter ,grease fitting adapter. Available in steel, brass, plate steel

Grease fitting elbow
Male thread elbow type hydraulic oil zerk grease nipple tube pipe fitting.

Grease fitting kits
Hydraulic grease fitting kit ,straight/90/45 degree angled zerk fittings nipple fitting.

High pressure grease fittings
High pressure grease fittings, grease fittings can used in high pressure system.

Grease fitting needle
Grease fitting needle, grease gun needle nose adapter grease gun injector needle, for use with grease gun.

Grease gun hose fitting
Grease gun hose fitting , right angle grease gun coupler.

Grease swivel fitting
Grease swivel fitting , 360 degree grease gun swivel connector.

Grease fitting caps
Grease fitting caps RED Polyethylene dust caps for M6 M8 M10 metric thread grease zerk nipple fitting.

Hydraulic Shut-Off Grease Fitting
Hydraulic Shut-Off Grease Fitting , grease shut off hydraulic fitting .
Hydraulic grease fittings video
The video below is a detailed description of the hydraulic grease fittings, please click on the video to watch.
Topa manufacturer hydraulic fittings
We are Brake hydraulic fittings manufacturer, we provide all types of Brake hydraulic fittings, we accept custom and personalized manufacturing, every step is strictly controlled to ensure product quality, if you want to know more information, please feel free to contact us.
Your reliable Hydraulic grease fittings manufacturer

Hydraulic grease fittings can also be called Zerks, which are special hydraulic check valve fittings that can be used to connect bearings and some mechanical internal parts. Grease nipple fittings are also available in a wide variety of threads, including SAE, BSP, NPT, UNF, Metric, etc, and can be used in many applications. The features of grease fittings are as follows:
- Perfect leak-proof capability
- Different types of threads
- Various materials
- Extensive use range
- Easy to operate and install
- Different sizes
Why choose us
Topa has up to fifteen years of experience working with fittings. Topa offers a wide range of grease fittings in a variety of materials and sizes. In our company, you can find a wide range of quality parts and we offer a one-stop service from various aspects.
Topa is an excellent hydraulic parts company in China with the following advantages.
Long work experience in fittings
Sincere service attitude
Excellent foreign trade staff
Fast delivery service
High quality parts
Strict quality control
Perfect after-sales service

Application
Hydraulic grease fittings are used in a wide range of applications, whether in agriculture, industry, automotive, or some other field. Hydraulic grease fittings provide perfect leak-free capability and anti-pollution properties.

Industry
The construction industry is one of the most important contributors to economic development, where hydraulic grease fittings provide many benefits to the development of the industry, it can increase the efficiency and productivity of machines.

Agriculture
Topa supplies high quality hydraulic grease fitting for agriculture market. Grease fittings, also known as Zerks, are a type of hydraulic check valve that can be used for bearings and some internal mechanical parts to provide lubrication.

Mining
Topa's hydraulic grease fitting can be used in mining field. Because of its special advantages, the grease fitting can be used in various applications with lubrication and dust protection needs in automotive, industrial, agricultural, aerospace, mining and other fields.
Hydraulic grease fittings quality control
For each Topa product, multiple checks such as manufacturing monitoring, quality testing and packaging inspection are carried out to ensure the quality and level of the product.






FAQ
What are grease hydraulic fittings?
Grease fittings, also known as Zerks, are a type of hydraulic check valve that can be used for bearings and some internal mechanical parts to provide lubrication.
What are the types of hydraulic grease fitting?
The most commonly used types of hydraulic grease fittings are as follows: push button head grease fittings, push-in grease fittings, pressure relief grease fittings, thread forming grease fittings, and ball type fittings, etc.
What are the uses of hydraulic grease fitting?
Because of its special advantages, the grease fitting can be used in various applications with lubrication and dust protection needs in automotive, industrial, agricultural, aerospace, mining and other fields.
What are the advantages of hydraulic grease fitting?
Grease fitting is also very advantageous because of its special construction. It can stop dust and some other contamination from entering the parts, it can prevent leaks, and it can also provide lubrication.
How many threads of grease fittings?
The most commonly used threads for hydraulic grease fittings are SAE-LT and NPT threads, besides, BSP, BSPT, UNF, metric threads can also be used on grease fittings.
What are the materials of grease fittings?
Hydraulic grease fittings are made of a diverse array of materials, including brass, galvanized steel, stainless steel and more.
How to identify grease fitting thread?
The type of thread is determined by first looking carefully at whether the thread is straight or angled, then measuring the pitch, and finally measuring the diameter of the thread.
How does grease fitting work?
There is a ball check valve inside the hydraulic grease fitting. After the grease enters the fitting, it will generate pressure on the check valve and the ball valve will open to let the grease enter smoothly. After the grease enters, the pressure disappears and the check valve returns to the closed state to prevent fluid flow or contamination from entering.
Can you over grease a grease fitting?
It is best not to use excessive grease. Too much grease can cause temperature imbalance and energy loss in the parts, and it can also damage some of the parts.
How to protect grease fittings?
When using grease fittings, pick standard fittings, use high quality grease, and remember to clean the fittings to prevent dust and other contamination from being pushed into the bearings. If the fittings are damaged, be sure to replace them in time.