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Precision Grease Fitting for Mechanical Lubrication

Brand: NHY
Material: Carbon steel, stainless steel and alloy options available
Surface: Zinc/nickel plated finish for anti-corrosion protection
Size: Custom thread, hex and ball head dimensions per drawings
Packaging: Shockproof industrial packaging for global logistics
Availability:
Quantity:
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  • NHY-F0075

  • NHY


CNC Turned Grease Fitting for Reliable Mechanical Lubrication


1.Product Overview

This custom precision grease fitting is a specialized non-standard lubrication component, engineered to deliver secure, leak-proof grease injection for mechanical assemblies. Featuring a threaded body, hexagonal wrench flat and ball-head lubrication port, it enables efficient connection between grease guns and equipment lubrication points, reducing friction and extending component lifespan. Manufactured via advanced CNC turning and precision machining, it supports full customization of thread specifications, dimensions and surface treatments, making it ideal for automotive, industrial machinery and daily hardware applications.



2.Specification Parameters

Parameter Item Core Details & Custom Options Key Notes
Product Name Custom Precision Grease Fitting Non-standard lubrication & hydraulic fitting
Material Options Carbon Steel, Stainless Steel 304/316 Special alloys available upon request
Size Range Thread: M6/M8/M10, Length: 8–25mm, Hex: Custom Fully tailored to customer technical drawings
Precision Tolerance ±0.01mm – ±0.03mm High-precision CNC turning control
Surface Treatment Zinc Plating, Nickel Plating, Passivation Anti-corrosion and wear-resistant options
Machining Process CNC Turning, Threading, Ball Head Forming Full-process quality inspection guaranteed
Main Function Grease injection, leak-proof lubrication connection Suitable for heavy-duty industrial & automotive use




3.Application Cases

  • Case 1: Automotive Aftermarket Grease Fitting

    We supplied custom zinc-plated carbon steel grease fittings for a leading automotive aftermarket brand, used in vehicle suspension systems. The precision ball-head design ensured leak-proof grease injection, reducing component wear by 25% and improving vehicle handling stability. The products achieved 100% client approval for batch production and distribution.

  • Case 2: Construction Machinery Lubrication Fitting

    For a global construction equipment manufacturer, we developed stainless steel grease fittings for excavator arm joints. The high corrosion resistance and pressure tolerance delivered reliable performance in harsh outdoor environments, reducing maintenance frequency by 30% and extending equipment service life by 20%.




4.The Scene Diagram


B6




5.Product Features & Core Advantages

  • Leak-Proof Ball Head Design

The precision ball-head port ensures a tight seal with grease guns, preventing lubricant leakage during injection and maintaining clean equipment operation.


  • Secure Installation Structure

Integrated hexagonal wrench flat allows for easy, non-slip tightening, while the threaded body provides stable attachment to equipment housings.


  • Full Customization Flexibility

All parameters, including thread type, size, material and surface finish, can be customized to meet unique application requirements.



6.Quality Assurance

  • 100% dimensional inspection via CMM

  • Material certification (RoHS, mill test reports)

  • Fatigue and torque testing for critical applications

  • ISO 9001, ITAF 16949, ISO14001

ISO9001:2015

                   









We offer a complete manufacturing solution with cold heading, stamping, and CNC machining lines.

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Contact Info
Tel: +86-15968465120
+86-13183508002
Email:  info@hanyee.cc
WhatsApp: +8615968465120
Add: PLT#1: Taizhou City, Zhejiang, CN/ PLT #2: Ningbo City, Zhejiang, CN
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