A.Y. McDonald 72057T Bronze Inline Check Valve, No-Lead
A.Y. McDonald 72057T Bronze Inline Check Valve, No-Lead

A.Y. McDonald 72057T Bronze Spring Inline Check Valve - No-Lead, FNPT x FNPT, 200 WOG

Size: 1/2 in
Pack - Part No.: Single - 5421-358

Product variant with selected options does not exist!
$39.46
SKU: 5421-358
Weight : 0.48 lb
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Description
A.Y. McDonald Mfg. Co. · Inline Check Valve
72057T Bronze Inline Check Valve
Spring loaded, stainless spring, FNPT ends, 200 WOG at 180°F, 1/2 in to 3 in
No-Lead Bronze
Spring Loaded
200 WOG
FNPT x FNPT
NSF/ANSI 372
1/2 in to 3 in
Overview

The A.Y. McDonald 72057T is a No-Lead bronze spring-loaded inline check valve with FNPT ends, rated 200 WOG at 180°F. It has a 304 stainless-steel spring, spring holder and stem nut, and is offered from 1/2 in to 3 in.

  • Spring loaded check
  • 200 WOG at 180°F
  • 304 stainless-steel spring
  • Directional: install with the flow arrow
  • Certified to NSF/ANSI 372
What Ships and What It Needs to Run

Included: one inline 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 bronze (C89844 MOD) body and stem
Connections FNPT x FNPT
Pressure rating 200 WOG at 180°F
Check type Spring loaded
Flow Directional
Compliance NSF/ANSI 372; 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, 3 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 72057T submittal data sheet.

Models
Part No. Size Diameter (D, in) Height (H, in) Flow (GPM) Cv Sold As
5421-358 1/2 in 1.26 2.40 13.6 5.27 Single
5421-359 3/4 in 1.50 2.74 25.1 9.71 Single
5421-360 1 in 1.77 3.23 42.4 16.42 Single
5421-361 1 1/4 in 2.13 3.62 74.7 28.93 Single
5421-362 1 1/2 in 2.36 4.04 83 32.15 Single
5421-363 2 in 3.03 5.04 110.3 42.72 Single
5421-364 3 in 4.21 7.28 315.6 122.23 Single
Before You Order. Not for wastewater use. Install with the arrow in the direction of flow. Flow figures are A.Y. McDonald’s at a 25 PSI test pressure, with 5 PSI pressure drop on 1/2 in to 1 1/4 in and 10 PSI on 1 1/2 in to 3 in.
Materials of Construction
Body No-Lead bronze (C89844 MOD)
Stem No-Lead bronze (C89844 MOD)
Spring, spring holder and stem nut Stainless steel (304)
Stem house Formocon
O-ring Rubber (NBR)

From the A.Y. McDonald 72057T 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
72057T Bronze Inline 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.

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