SS, Straight, 1/2"BSPTx3/8"BSPT MPN:1821 21 17

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Brand: Legris
Part #: 1821 21 17
SKU
510-G800722901
$170.98 for Order Qty of 2
Regular Price $119.69 Special Price $85.49 Each

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SS, Straight, 1/2"BSPTx3/8"BSPT

The LEGRIS 1821 21 17 stainless steel adapter fitting provides a reliable and compact connection solution for process or plumbing systems. Constructed from 316L stainless steel, it offers excellent corrosion resistance and is suitable for use with air and non-potable water within specified pressure limits. This reducing adapter features a 1/2 inch nominal pipe size on one end and a 3/8 inch nominal pipe size on the other, making it ideal for connecting components with different connection sizes and types. Its compact design and high-pressure rating make it perfect for use in a variety of applications, including industrial and commercial settings.

Top product features:

  • Material: 316L stainless steel for corrosion resistance.
  • Configuration: Unequal adapter with reducing size from 1/2 inch (Side A) to 3/8 inch (Side B).
  • Connection types: Male BSPT threaded connections on both ends.

Top product applications:

  • Process systems
  • Plumbing systems
  • Air systems

The LEGRIS - 1821 21 17 is a stainless steel adapter fitting constructed from 316L stainless steel, rated to connect components with specified connection sizes and types. It features a male BSPT connection on both ends, with a 1/2 inch nominal pipe size on Side A and a 3/8 inch nominal pipe size on Side B, making it a reducing adapter. The fitting is rated for operation up to 2,176 psi and is suitable for use with air and non-potable water within specified pressure limits. Its overall length is 1 1/4 inches, providing a compact connection solution for process or plumbing systems.

Key Features:

  • - Material: 316L stainless steel for corrosion resistance.
  • - Configuration: Unequal adapter with reducing size from 1/2 inch (Side A) to 3/8 inch (Side B).
  • - Connection types: Male BSPT threaded connections on both ends.
  • - Maximum operating and steam pressure rating: 2,176 psi.
  • - Application: Rated for use with air and non-potable water within specified pressure limits.
  • - Hex size: 22 mm wrench flats for installation.
  • - Overall length: 1 1/4 inches to fit compact pipe arrangements.


Additional Information

  • Country of Origin: FR
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 25 days
  • Minimum Order Quantity: 2
  • Unit of Measure: EA
  • Package Length: 2.50
  • Package Width: 2.50
  • Package Height: 1.50
  • Package Weight: 0.18
Product info last updated on February 14, 2026 8:21pm UTC Category: Pipes, Valves and Fittings
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In stock