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NA51379 has been discontinued
Discontinued March 21, 2025
This product was discontinued by the manufacturer.
MANUALS (3)
Direct Replacement:
1-1/4" Sweat Serviceable Flow Check Valve (Low Lead)
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Product Highlights
–
1-1/4"
C x C Connection
30 Cv
Brass
Description
–
1-1/4" Sweat Serviceable Flow Check Valve (Low Lead)
Product Description
A check valve ensures that water only flows in a single direction of a plumbing or hydronic system. The NA51 series low-lead serviceable inline spring check valves, ideal for residential and commercial applications, feature union connections with a variety of end connection options for easy installation and maintenance. The valve is constructed of a stainless steel body and low-lead brass or copper tailpieces
Product Features
Product Description
A check valve ensures that water only flows in a single direction of a plumbing or hydronic system. The NA51 series low-lead serviceable inline spring check valves, ideal for residential and commercial applications, feature union connections with a variety of end connection options for easy installation and maintenance. The valve is constructed of a stainless steel body and low-lead brass or copper tailpieces
Product Features
- Max percentage of glycol: 50%
- Max working pressure:150 psi
- Temp range: 32° - 150°F (190°F for max 1 hour)
- Opening pressure differential: 0.25 psi (1/2" through 1-1/4”); 0.50 psi (1-1/2”, 2")
Specs
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| Size: | 1-1/4" |
|---|---|
| Connection Type: | C x C |
| Connection Method: | Sweat |
| Flow Capacity (Cv): | 30 |
| Material: | Brass |
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Showing 1-1 of 1 reviews
Good check valve for upgrading an existing boiler piping sys
Haven't installed this inline check valve yet, but it appears to be a well made, robust check valve that ca be installed in an existing piping system with minimal effort.
Rob - a DIY plumber
Flagstaff, AZ
4 years ago
Verified Buyer
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