Product variant with selected options does not exist!
files/ay-mcdonald-72602ppc-pex-pressure-reducing-valve_52960350-0f1d-43d8-9cf7-2d072b222100.jpg
02:00 PM
The A.Y. McDonald compact 72602PPC pressure reducing valve cuts incoming water pressure to a safe level to protect the plumbing system and its components. It has PEX union x PEX union connections, a pvc cap and a No-Lead brass body, and ships factory set at 50 PSI outlet pressure, adjustable from 25 to 75 PSI.
Included: one pressure reducing valve with its union end pieces, factory set at 50 PSI.
Adjusting: turn the stainless-steel adjustment bolt to set outlet pressure between 25 and 75 PSI, then lock it with the lock nut.
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.
| Construction | No-Lead brass body |
| Connections | PEX union x PEX union (ASTM F1807) |
| Cap | PVC |
| Sizes | 3/4 in, 1 in |
| Outlet pressure | Factory preset at 50 PSI; adjustable 25 to 75 PSI |
| Maximum inlet pressure | 300 PSI cold working pressure (CWP) |
| Thermal expansion | Built-in thermal expansion bypass |
| Strainer | Integral stainless-steel strainer |
| Installation | Vertical or horizontal |
| Maximum service temperature | 180°F |
| PEX ends | Conform to ASTM F1807 |
| Compliance | ASSE 1003-2020, ANSI/NSF 372, ANSI/NSF 61-G, CSA B356 through IAPMO cUPC |
| Lead content | Weighted average of the wetted surface under 0.25% lead (A.Y. McDonald No-Lead definition) |
Source: A.Y. McDonald Plumbing Price List, effective 7-07-26, pp. 38-39; A.Y. McDonald Plumbing Catalog (1/25), No-Lead Pressure Reducing Valves, pp. 56-58; A.Y. McDonald submittal data sheet.
| Part No. | Size | Length (L) | Height (H) | Sold As |
|---|---|---|---|---|
| 5424-498 | 3/4 in | 4.96 in | 3.94 in | Single |
| 5424-499 | 1 in | 5.91 in | 3.94 in | Single |
| Body | No-Lead brass |
| Union | No-Lead brass |
| Union nut | Brass |
| Stem | ASTM C46400 |
| Plunger | No-Lead brass |
| Spring, spring disc, diaphragm nut and disc | Stainless steel |
| Adjustment bolt and lock nut | Stainless steel |
| Strainer | Stainless steel |
| Diaphragm | NBR and nylon |
| O-rings and rubber ball | NBR |
| Name plate | Aluminum |
| Bonnet (cap) | PVC |
| Bonnet ring | POM (PVC bonnet only) |
From the A.Y. McDonald submittal data sheet.
Product videos are being added to this listing. For a walkthrough in the meantime, email sales@watermainsupply.com.
Sign up for our newsletter and be the first to know about coupons and special promotions.
© 2026, Watermainsupply
