Custom High-Precision Knurled Brass Threaded Connector from China Suppliers & Factory for Optimal Gas Sealing Manufacturers, Factories

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Feature: Our product is designed to meet the needs of clients seeking a high-grip surface for manual tightening, alongside precise thread engagement crucial for effective gas sealing.
Capability: As a leading factory in China, we leverage advanced Swiss-style CNC lathes to execute both turning and knurling in a single setup, guaranteeing impeccable concentricity. We are proud to be recognized among top suppliers in the industry, ensuring quality and reliability with every component.

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Product Description

Product Overview

This precision brass connector serves as a critical interface in fluid control systems and pneumatic assemblies. Designed for high-end industrial applications, it balances structural integrity with functional ergonomics. The part features a distinctive diamond knurling pattern for manual tightening and precision-cut threads for secure sealing. As an OEM manufacturer, Sunmy Hardware produces these connectors tailored to specific client drawings, ensuring perfect compatibility with mating components.

Key Specifications

Brass C36000 | Tolerance ±0.01mm
Material Brass C36000
Process CNC Turning, Knurling, Threading
Tolerance ±0.01mm
Surface Finish Ra 0.8 (As machined)
Thread Type M20 x 1.5 Custom Thread

Manufacturing Process Insight

Production utilizes our advanced Swiss-style CNC Lathes (Sliding Headstock).

1

One-Setup Machining

Turning, facing, threading, and knurling are completed in a single operation to guarantee varying concentricity within 0.01mm.

2

Precision Knurling

Unlike standard rolling, we use a cut-knurling process to create sharp, well-defined diamond patterns that provide superior grip without flaking.

3

Thread Protection

Automated thread checking during production ensures every part meets the Go/No-Go gauge standards before leaving the machine.

Key Features & Benefits

Features1

Material Excellence

Machined from Brass C36000, offering excellent corrosion resistance and natural antimicrobial properties.

Features2

Tactile Grip

The deep diamond knurling allows for tool-free assembly and disassembly, ideal for maintenance-heavy environments.

Features3

Leak-Proof Design

High-precision threads (M20 standard or custom pitch) ensure a tight seal against gas or liquid leakage.

Features4

Surface Finish

Parts are degreased and passivated, resulting in a bright, oxidation-resistant gold finish.

Frequently Asked Questions

  • Q1: Can you customize the thread type?
    Yes, we support Metric (M), NPT, BSPP, and BSPT thread standards based on your requirements.
  • Q2: What is the minimum order quantity (MOQ) for turned parts?
    We are flexible. We handle prototypes (1–10 pcs) via CNC and high-volume runs (10,000+ pcs) via auto-lathe.
  • Q3: How do you handle raw material verification?
    We provide Material Mill Certificates for every batch of brass used to verify chemical composition.
  • Q4: What surface treatments are available for brass connectors?
    In addition to the standard as-machined Ra 0.8 finish, we offer nickel plating, chrome plating, passivation, and electroless nickel for enhanced corrosion protection and aesthetics.
  • Q5: Can you produce parts from customer-supplied drawings or samples?
    Absolutely. We accept 2D drawings (PDF/DWG), 3D CAD files (STEP/IGES), or physical samples. Our engineering team will review your design for manufacturability (DFM) before production begins.
  • Q6: What quality control measures are in place during production?
    Every batch undergoes in-process inspection using calibrated CMM machines, Go/No-Go thread gauges, and surface roughness testers. Full inspection reports and dimensional data are available upon request.

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Get a Fast, Technical Quote & Free DFM Review

Don't let tolerance stack-up delay your product launch. Submit your project details, and our engineering team will evaluate your design for manufacturability before the first cut.

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