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    MSS-SP-114 Stainless Steel Threaded Female Union

    Thread Type:
    NPT
    Pressure Ratings:
    150 lbs
    NPS:
    1/8"
    1/4"
    3/8"
    1/2 "
    3/4"
    1"
    1-1/4"
    1-1/2"
    2"
    2-1/2 "
    3"
    4"
    Material：:
    304
    304L
    316
    316L
    Custom
    Quantity:
    Contact Now
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    MSS SP-114 Female Union
    Standard: ANSI/MSS SP-114
    Threads Standard: ASME B1.20.1
    Cast Stainless Steel Material Standard: ASME A351, GB/T 2100, EN 10213, JIS G5121
    Manufacturing Facility Standard: ISO 9001:2015 , GB/T19001-2016
    Certification: Material Test Reports (MTRS) and Certificates of Conformity (COC) are available upon request.

    Product Overview

    This precision female union provides reliable connection and disconnection capability for industrial piping systems. The durable female threaded union features female NPT threads on both ends with a practical union mechanism for easy maintenance access. Manufactured from corrosion-resistant stainless steel to MSS SP-114 standards, this robust female union ensures leak-proof performance with 150# pressure rating across 1/8"to 4"sizes. The innovative female threaded union design allows quick disassembly without pipe rotation, significantly simplifying system maintenance. This high-quality female union delivers exceptional corrosion resistance and long-term reliability where frequent disconnection and reconnection capabilities are essential requirements. The precision-cast female threaded union guarantees perfect alignment and pressure integrity in chemical, petroleum, and marine applications.

    Key Features

    • Union Structure for Easy Disassembly：Three-piece union construction enables fast connection and disconnection without pipe rotation, ideal for maintenance-prone installations.
    • Premium 304 Stainless Steel：Excellent corrosion resistance, durability, and long service life in demanding environments.
    • 150# Pressure Rating：Suitable for standard low- to medium-pressure piping systems.
    • Wide Size Range：Available from 1/8” to 4”, covering common pipe connection requirements.
    • Threaded Cast Construction：Precision-cast body with clean, accurate threads for secure, leak-resistant sealing.
    • Multi-Application Compatibility：Suitable for water, gas, oil, air, and other non-corrosive fluids.

    Dimensions & Sizes

    female union

    Size T1DNLmSWSW1
    1/8"630132614
    1/4"833142917
    3/8"103614.53321
    1/2"1539.516.53825
    3/4"2042.517.54631
    1"2546.518.55438
    1-1/4"3253216447
    1-1/2"4057237153
    2"5063258565
    2-1/2"65712710781
    3"80792912095
    4"1008931146121

    tolerance：1/8"～2"L±0.6mm, 2-1/2"～4"L±1.2mm
    polygonal ：aniseed1/8"~2", Decagon2-1/2"～4"

    female union

    No.Name
    1Union Nut
    2Sealing Gasket
    3Straight Connector
    4Nut

    Why Shop With Us?

    • Custom Sizes Available: Don’t see the size you need? Contact us for more information on custom orders and additional specifications.
    • Fast Support: Have questions? Our technical team is ready to help. We aim to respond to all inquiries as quickly as possible.
    • Quality Guaranteed: We stand behind the quality of our stainless steel hardware. Happy Shopping!

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