Webstone H-10742W In-Line Check Valve 1/2 in FNPT Forged DZR Brass Body

Product Description

The WEBSTONE H-10742W in-line check valve is designed to control flow in residential or commercial plumbing and heating systems. Constructed from forged DZR brass, this valve is suitable for use with water, oil, and glycol mixtures. It features a stainless steel spring and FKM soft seat for reliable sealing and smooth flow operation.

• Self-automated check assembly prevents back-flow.
• Forged DZR brass body resists dezincification and corrosion.
• Soft-seat FKM seal provides bubble-tight closure.

Product Highlights

This in-line spring check valve offers durable, corrosion-resistant performance with precision flow control for hydronic and plumbing applications.

Product Information

Standard Information

• Brand: WEBSTONE
• Manufacturer Part Number: H-10742W
• Country of Origin: CN

Technical Specifications

• Actuator Type: Spring
• Body Material: Forged DZR Brass
• End Style: FNPT
• Media: Gas/Oil/Water
• Nominal Size: 1/2 in
• Pressure Rating: 200 psi
• Series: H-107X
• Softgoods Material: FKM
• Temperature Rating: 250 deg F
• Trim Material: Brass/Stainless Steel
• Model Number: H-10742W
• Product Type: In-Line Spring Check Valve
• Material: Forged DZR (Dezincification-Resistant) Brass
• Spring Material: Stainless Steel
• Seat Material: FKM (Viton®) Soft Seat
• Design Type: In-line, spring-loaded check valve
• Function: Prevents reverse flow and protects system components
• Cracking Pressure: Low-pressure opening for efficient flow (typically ≤ 1 psi)
• Flow Direction: Unidirectional; marked with cast flow arrow on body
• Operating Pressure: Up to 400 psi (non-shock, water, oil, or gas)
• Operating Temperature Range: 0°F to 250°F (-18°C to 121°C), depending on application and media
• Mounting Orientation: Horizontal or vertical (upward flow only)
• Body Finish: Natural brass
• Seal Compatibility: Suitable for potable water, glycol solutions, and compatible HVAC fluids
• Compliance: NSF/ANSI 61 & 372 certified for lead-free compliance
• Item Type: Plumbing & HVAC
• Brand: Webstone
• MPN: H-10742W
• Type of Valve: Check
• Potable Water Code: LL Compliant NSF/ANSI 372
• Industry Standards/Certifications: Certified to NSF/ANSI 61 & 372
• Lead Free: Yes
• Connection Type: FIP
• Valve Size: 1/2
• Pressure Rating (CWP): 200 CWP
• Maximum Temperature: 250 ºF
• Cv Coefficient: 3.78
• Gasket Material: FKM
• End Cap Material: Brass
• Port Diameter: 1/2 in
• Maximum Pressure: 250
• UPC: 0018394015449
• Category: Business & Industrial
• Nominal Pipe Size: 1/2" x 1/2"