1-1/2" MNPT 304 Stainless Steel Pipe Plug (Square Head)

SKU: P-WAT-2252
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$12.99

This Stainless Steel Pipe Plug is an essential component for safely sealing off unused connections or inspection ports in any fluid or pneumatic system. Its robust construction ensures a secure, leak-proof seal in demanding environments where corrosive liquids and moisture are present.


The plug's material and head design are chosen for durability and ease of maintenance.


Key features and benefits include:


  • Superior Corrosion Resistance: Constructed from Grade 304 Stainless Steel, offering excellent protection against rust, moisture, and common car wash chemicals, ensuring longevity in wet environments.
  • Square Head Design: Features a distinct Square Head that provides a solid surface for wrenches, allowing for easy and secure installation and removal.
  • Standard Sizing: Features a 1-1/2 inch Male NPT (MNPT) thread, fitting into standard 1-1/2 inch Female NPT ports.
  • Durability Rating: Classified as a 150 lb. class fitting, suitable for moderate-pressure liquid and pneumatic applications.
  • Versatile Car Wash Use: This plug is used across multiple Tommy Car Wash Systems components, including the Detergent POD and the Flopro System.
  • Product Weight: Approximately 0.362 lbs.
  • Product Type: Pipe Plug
  • Thread Size: 1-1/2 in Male NPT (MNPT)
  • Head Type: Square
  • Material Grade: 304 Stainless Steel
  • Class: 150 lb.
  • Application: Detergent POD, Flopro System, Pneumatic Instrumentation
  • Product Weight (Approx.): 0.362 lbs.


  • 1-1/2" MNPT: Standard large pipe plug size.
  • 304 SS: Maximum corrosion resistance.
  • Square Head: Easy to install and remove with a wrench.
  • Multi-System Use: Seals ports in Detergent POD and Flopro System.

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