A.Y. McDonald 72050S Swing Check Valve, No-Lead
A.Y. McDonald 72050S Swing Check Valve, No-Lead

A.Y. McDonald 72050S Swing Check Valve - No-Lead Brass, Sweat x Sweat, 200 WOG

Size: 1/2 in
Pack - Part No.: Single - 5421-104

Product variant with selected options does not exist!
$30
SKU: 5421-104
Weight : 0.38 lb
Loading locations...
Free Shipping $499 or more
Skip the chatbot. Talk to an expert.
1-888.510.4036 · Same-day shipping available
Description
A.Y. McDonald Mfg. Co. · Swing Check Valve
72050S Swing Check Valve
No-Lead brass, sweat x sweat ends, 200 WOG, metal-to-metal seat
No-Lead Brass
200 WOG
Metal-to-Metal Seat
Sweat x Sweat
NSF/ANSI 372 and 61
1/2 in to 2 in
Overview

The A.Y. McDonald 72050S is a No-Lead brass swing check valve with sweat x sweat ends, rated 200 WOG (non-shock), with a metal-to-metal seat. A.Y. McDonald builds its No-Lead low pressure valves from heavy-duty No-Lead brass for residential and commercial applications.

  • 200 WOG (non-shock)
  • Metal-to-metal seat
  • Directional: install with the flow arrow
  • Temperature rating 50 to 230°F
  • Certified to NSF/ANSI 372 and NSF/ANSI 61
What Ships and What It Needs to Run

Included: one swing check valve.

Genuine A.Y. McDonald equipment, factory-new in original packaging — sold and supported by Watermain Supply, an independent industrial supplier.
1-Year A.Y. McDonald Warranty

Covered for 1 year from the date of shipment from A.Y. McDonald’s factory under A.Y. McDonald’s published limited warranty, which applies to the products A.Y. McDonald manufactures.

Specifications
Construction No-Lead brass (C46400 MOD)
Connections Sweat x Sweat
Solder ends Conform to ANSI B16.18
Pressure rating 200 WOG (non-shock)
Temperature rating 50 to 230°F
Seat Metal to metal
Flow Directional
Compliance NSF/ANSI 372, NSF/ANSI 61; complies with AB 1953
Lead content Weighted average of the wetted surface under 0.25% lead (A.Y. McDonald No-Lead definition)
Sizes 1/2 in, 3/4 in, 1 in, 1 1/4 in, 1 1/2 in, 2 in

Source: A.Y. McDonald Plumbing Price List, effective 7-07-26, pp. 20-21; A.Y. McDonald Plumbing Catalog (1/25), No-Lead Check Valves and Strainers, pp. 30-31; A.Y. McDonald 72050S submittal data sheet.

Models
Part No. Size Height (H, in) Length (L, in) Sold As
5421-104 1/2 in 1.42 2.40 Single
5421-105 3/4 in 1.56 3.15 Single
5421-106 1 in 1.77 3.50 Single
5421-107 1 1/4 in 2.07 4.15 Single
5421-108 1 1/2 in 2.17 4.57 Single
5421-109 2 in 2.68 5.47 Single
Before You Order. Not for wastewater use. Install with the arrow in the direction of flow.
Materials of Construction
Body No-Lead brass (C46400 MOD)
Cap/bonnet No-Lead brass (C46400 MOD)
Disc No-Lead brass (C46400 MOD)
Bolt and pin No-Lead brass
Packing Fiber

From the A.Y. McDonald 72050S submittal data sheet.

For engineering-led sizing and selection support or a factory submittal, email sales@watermainsupply.com or call 1-888.510.4036.
© Watermain Supply — A division of E4 Industrial LLC
Data Sheet
72050S Swing Check Valve Submittal Data Sheet No-Lead Check Valves and Strainers Catalog Section (2025)
Videos

Product videos are being added to this listing. For a walkthrough in the meantime, email sales@watermainsupply.com.

Share E-mail

You May Also Like