1 in 304 Stainless Steel Square Head Plug, MNPT, Class 150, 300 psi MPN:40SQ112N010

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Brand: GoVets Select
Part #: 40SQ112N010
UPC: 190735919071
SKU
510-G1746105
$67.41 for Order Qty of 9
Regular Price $10.49 Special Price $7.49

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1 in 304 Stainless Steel Square Head Plug, MNPT, Class 150, 300 psi

This 304 stainless steel square head plug is designed for closing or sealing the end of threaded pipes, couplings, or fittings. Its 2-inch square head facilitates easy installation and removal, while its 1-inch nominal pipe size with MNPT connections ensures compatibility with Class 150 pressure-rated systems. Suitable for operating temperatures ranging from -20°F to 350°F and a maximum operating pressure of 300 psi, this plug is ideal for various industrial applications, including pipe repair, maintenance, and new installations. Its durable construction and reliable performance make it a valuable addition to any plumbing or HVAC system.

Top product features:

  • Seals the end of a threaded pipe, coupling, or fitting
  • Made from 304 stainless steel for corrosion resistance
  • Features a 2-inch square head for wrench engagement, facilitating installation and removal

Top product applications:

  • Sealing the end of a threaded pipe in a chemical processing plant
  • Closing a threaded pipe or coupling in a power generation facility
  • Sealing a threaded fitting in a HVAC system

The ZORO SELECT - 40SQ112N010 is a stainless steel square head plug designed to close or seal the end of a threaded pipe, coupling, or fitting. Made from 304 stainless steel, this plug features a 2-inch square head for wrench engagement, facilitating installation and removal. It has a 1-inch nominal pipe size with MNPT (Male National Pipe Thread) connections, compatible with Class 150 pressure-rated pipe systems. The plug is suitable for operating temperatures ranging from -20°F to 350°F and can withstand a maximum operating pressure of 300 psi. It conforms to ASTM-A-351 material standards, ANSI/ASME B1.20.1 thread specs, and MSS-SP-114 Class 150 pressure ratings.

Key Features:

  • - Material: 304 Stainless Steel
  • - Fitting Shape: Square Head Plug
  • - Connection Type: MNPT with 1" pipe size
  • - Pressure Rating: Class 150, Maximum Operating Pressure 300 psi
  • - Temperature Range: -20°F to 350°F
  • - Plug Drive: 2" square head for wrench use
  • - Outside Diameter: 1 inch
  • - Overall Length: 32.5 mm
  • - Threads: Size 11 1/2, conforms to ANSI/ASME B1.20.1
  • - Includes no pre-applied thread sealant or additional seals


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: 1.40
  • Package Width: 1.30
  • Package Height: 1.30
  • Package Weight: 6.19
Product info last updated on February 1, 2026 8:08am UTC Category: Pipes, Valves and Fittings
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