3/4" MNPT 304 SS Square Head Plug MPN:40SQ112N034

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Brand: GoVets Select
Part #: 40SQ112N034
SKU
510-G1205093
$69.19 for Order Qty of 11
Regular Price $8.81 Special Price $6.29

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3/4" MNPT 304 SS Square Head Plug

Seal and secure your pipes with the ZORO SELECT - 40SQ112N034, a durable 304 stainless steel square head plug. Designed for use with Schedule 40 pipe, this plug provides a reliable seal for threaded pipe, coupling, or fitting connections. The square head offers a flat wrenching surface for easy installation and removal, while the 3/4 inch MNPT connections ensure a secure fit. Ideal for use in high-pressure applications, this plug meets MSS-SP-114 Class 150 pressure ratings and is rated for temperatures between -20 to 350 °F, making it suitable for use in a variety of industries, including chemical processing and power generation.

Top product features:

  • Material: 304 Stainless Steel
  • Square head plug design with a flat wrenching surface for easy installation and removal
  • 3/4 inch MNPT threading for secure connections to threaded pipes, couplings, or fittings

Top product applications:

  • Sealing the end of a threaded pipe in a piping system
  • Closing or plugging a coupling or fitting in a plumbing or HVAC system
  • Blocking the end of a pipe in a laboratory or industrial setting
  • The ZORO SELECT - 40SQ112N034 is a stainless steel square head plug designed to close or seal the end of a threaded pipe, coupling, or fitting. Material: 304 stainless steel. Rated for Class 150 pressure ratings. The square head offers a flat wrenching surface for installation and removal, and the plug features Male National Pipe Thread (MNPT) connections sized at 3/4 inch nominal pipe size. This fitting is intended for use with Schedule 40 pipe. Operating temperature range: -20 to 350 °F.

    Key Features:

    • - Material: 304 Stainless Steel
    • - Specific Shape: Square Head Plug with a 2-inch square drive style
    • - Connection Type: 3/4" MNPT threading with 14 threads per inch
    • - Pressure Rating: Class 150
    • Maximum operating pressure: 300 psi
    • - Maximum steam pressure rating: 150 psi
    • - Dimensions: Outside diameter of 3/4 inch and overall length of 30 mm
    • - Standards: Material conforms to ASTM-A-351
    • threads conform to ASME B1.20.1
    • meets MSS-SP-114 Class 150 pressure ratings
    • - Temperature Range: Operating temperature range: -20 to 350 °F
    • - Does not include pre-applied thread sealant or additional sealing components
    • - Non-magnetic



Additional Information

  • Country of Origin: ZZ
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 11.00
  • Package Width: 8.00
  • Package Height: 8.00
  • Package Weight: 5.20
Product info last updated on February 24, 2026 10:38pm UTC Category: Pipes, Valves and Fittings
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In stock