Machined Flat Base UPVC Male Thread Connector (20-50mm) | Single-Sided External Thread Adapter | Custom Flush Fit
Machined Flat Base UPVC Male Thread Connector (20-50mm) | Single-Sided External Thread Adapter | Custom Flush Fit
Machined Flat Base UPVC Male Thread Connector (20-50mm) | Single-Sided External Thread Adapter | Custom Flush Fit
Machined Flat Base UPVC Male Thread Connector (20-50mm) | Single-Sided External Thread Adapter | Custom Flush Fit

    Machined Flat Base UPVC Male Thread Connector (20-50mm) | Single-Sided External Thread Adapter | Custom Flush Fit

    $0.75 $1.30

    πŸ”„ Looking for complete bulkhead fittings with sealing gaskets for your tank walls? Check out our Standard UPVC Tank Bulkheads.

    Custom Machined Flat Base Male Thread Connector

    Achieve the ultimate flush connection with our Specialized Machined Flat Base Connectors from Atradesen.com. Unlike standard factory-molded fittings that often have slight seams or unevenness on the base, the bottom of this specific connector has been custom-milled perfectly flat. It is the ideal choice for DIYers who need the fitting to sit absolutely flush against a surface or fit into precision-cut recessed areas.

    🌟 Specialized DIY & Modification Features

    • Custom Milled Flat Base: The bottom hex flange undergoes a secondary machining process to remove all molding seams, ensuring 100% flush contact with flat surfaces.
    • Single-Sided Male Thread: Features robust external threads for screwing directly into female threaded valves, bulkheads, or custom equipment ports.
    • Smooth Inner Socket: The interior features a smooth slip socket, allowing you to easily and permanently glue standard metric PVC hard pipes using PVC cement.

    ⚠️ Sizing & Appearance Notes (Please Read!)

    Because this is a modified "Machined Version", please review the Atradesen.com details below before ordering:

    • 🚨 Visual Milling Marks: Due to the custom machining process, you will see raw cutting/milling marks on the flat bottom (as shown in the product photos). This is completely normal and is the proof of its custom-flat modification!
    • Size Matching: The size you select (e.g., 25mm) refers to the Inner Diameter (I.D.) of the socket, which perfectly sleeves over a PVC pipe with a 25mm Outer Diameter (O.D.).
    • Sealing Tip: Always use Teflon/PTFE thread tape on the external threads when screwing into a female port to ensure a watertight seal.

    Get a Free Quote

    Thank you for your interest in Atradesen.

    We specialize in high-quality hardware fittings, PVC & UPVC pipe fittings, aquarium accessories, irrigation components, water filtration products, and industrial supplies.

    Whether you are purchasing a single item, placing a bulk order, or looking for OEM manufacturing, our professional sales team is ready to provide you with the most competitive quotation.

    Why Request a Quote?

    βœ” Competitive Factory Pricing

    βœ” Wholesale & Distributor Discounts

    βœ” OEM & ODM Manufacturing

    βœ” Fast Worldwide Shipping

    βœ” Professional Technical Support

    βœ” Response Within 24 Business Hours


    Contact Information

    Full Name *

    Company Name (Optional)

    Email Address *

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    Product Information

    Product Name or Product Link *

    Example:

    https://atradesen.com/products/premium-upvc-dual-connection-compact-ball-valve-20-63mm-space-saving-slip-spigot-flow-control-aquarium-plumbing

    SKU / Model Number (Optional)


    Purchase Requirements

    Required Quantity *

    Preferred Material

    • PVC
    • UPVC
    • Brass
    • Stainless Steel
    • Plastic
    • Other

    Size / Specification

    Example:

    • 1/2"
    • 3/4"
    • 1"
    • 25mm
    • 32mm

    Application

    • Aquarium
    • Plumbing
    • Irrigation
    • Water Filtration
    • Industrial
    • Other

    Shipping Information

    Destination Country *

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    β—‹ Express (DHL / UPS / FedEx)

    β—‹ Air Freight

    β—‹ Sea Freight

    β—‹ No Preference


    Additional Requirements

    Please describe your requirements in detail.

    For example:

    • Required specifications
    • Packaging requirements
    • OEM logo
    • Custom color
    • Delivery deadline
    • Special requests

    Upload Files (Optional)

    You may upload:

    • Product Photos
    • CAD Drawings
    • PDF Documents
    • Technical Specifications

    Submit Your Request

    Click the Submit button below and our sales team will contact you within 24 business hours.


    Why Choose Atradesen?

    Atradesen is committed to providing reliable products and professional services to customers worldwide.

    We work with wholesalers, distributors, retailers, contractors, aquarium stores, hardware stores, irrigation suppliers, and industrial buyers.

    Our advantages include:

    β€’ Factory Direct Pricing

    β€’ Strict Quality Control

    β€’ OEM & ODM Manufacturing

    β€’ Fast Global Shipping

    β€’ Professional Customer Support

    β€’ Flexible Order Quantities

    β€’ Secure Online Shopping


    Frequently Asked Questions

    How long does it take to receive a quotation?

    Our sales team usually replies within 24 business hours.


    Do you offer wholesale pricing?

    Yes.

    We provide special pricing for wholesalers, distributors, retailers and bulk purchases.


    Can you manufacture OEM products?

    Yes.

    OEM and ODM services are available.

    Custom logo, packaging and product modifications are supported.


    What is your Minimum Order Quantity (MOQ)?

    MOQ depends on the product.

    Please contact us for detailed information.


    Which countries do you ship to?

    We ship worldwide.

    Shipping methods include DHL, UPS, FedEx, EMS, Air Freight and Sea Freight.


    Contact Information

    Atradesen

    Website

    https://atradesen.com

    Email

    tradesencom@gmail.com

    Phone

    +86-152-6063-0787

    WhatsApp

    +86-152-6062-9033

    Business Hours

    Monday – Friday

    09:00 – 18:00 (UTC+8)


    Thank You

    Thank you for choosing Atradesen.

    We appreciate your inquiry and look forward to building a long-term business relationship with you.

    Our goal is to provide reliable products, competitive pricing and excellent customer service for customers around the world.

    πŸ“¦ Shipping & Delivery

    βœ… Standard Shipping: $25 for orders below $300

    πŸŽ‰ Free Shipping: Orders of $300+

    πŸ“¦ Processing Time: 1–3 Business Days


    πŸ‡ΊπŸ‡Έ United States
    Free Shipping: 5–7 Business Days
    Standard Shipping: 7–15 Business Days

    🌎 International Shipping
    Free Shipping: 5–8 Business Days
    Standard Shipping: 8–15 Business Days


    πŸ“ Tracking number provided for every shipment

    πŸ”’ Secure packaging protects products during transportation

    πŸ”„ Returns & Refunds

    We want every customer to receive reliable and quality products.

    βœ… 30-Day Return Policy
    Products can be returned within 30 days after delivery if they meet return conditions.

    βœ… Product Quality Support
    If products arrive damaged, defective or incorrect, please contact us for assistance.

    βœ… Business Order Support
    For wholesale and bulk orders, our team provides professional after-sales solutions.

    *Return conditions may vary for customized OEM products.

    πŸ›‘οΈ Quality Guarantee

    🏭 Factory Direct Supply
    Direct sourcing from experienced manufacturers with competitive pricing.

    πŸ” Quality Inspection
    Products are inspected before shipment to ensure reliable performance.

    βš™οΈ OEM & Custom Solutions
    Customized sizes, colors, packaging and specifications are available.

    🌎 Global Business Support
    Supporting distributors, retailers and industrial customers worldwide.

    βœ… Reliable Materials & Manufacturing Standards
    Designed for long-term use in plumbing, aquarium, irrigation and industrial applications.

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