Caleffi 130500A Balancing Valve 3/4 NPT

Product Description

The Caleffi 130500A is a 3/4 in manual balancing valve used to measure and adjust fluid flow in hydronic and plumbing circuits. It uses a fixed-orifice design with both pressure test ports upstream of the adjustment plug for Venturi-based flow measurement and has a flow coefficient (Cv) of 5.1. Construction includes low-lead brass body, stainless steel plug, PTFE stem guide, and EPDM hydraulic seal; rated to 232 psi and -4 to 250 °F.

• Fixed-orifice design with upstream pressure test ports for accurate flow measurement; flow coefficient Cv 5.1.
• 3/4 in FNPT threaded connection, maximum working pressure 232 psi, temperature range -4 to 250 °F; suitable for water/glycol media.
• Multi-turn adjustable knob with memory stop, stainless steel valve plug, PTFE (Teflon) stem guide bearing, and EPDM hydraulic seal.

Product Highlights

3/4 in FNPT fixed-orifice manual balancing valve, Cv 5.1, 232 psi, -4 to 250 °F, low-lead brass body

Product Information

Standard Information

• Brand: CALEFFI
• Manufacturer Part Number: 130500A
• Country of Origin: Italy

Technical Specifications

• Brand: Caleffi
• MPN: 130500A
• Series: 130
• Product Type: Manual balancing valve
• Nominal Size: 3/4 in
• Connection Type: Threaded, 3/4 in FNPT (female NPT)
• Orifice Type: Fixed orifice
• Flow Coefficient (Cv): 5.1
• Body Material: Low-lead brass (DZR)
• Trim Material: Brass
• Valve Plug Material: Stainless steel
• Stem Guide Bearing: PTFE (Teflon)
• Seal Material: EPDM hydraulic seal
• Actuator Type: Adjustable knob (multi-turn)
• Adjustment Turns: 6 full turns with graduations
• Memory Stop: Yes
• Flow Measurement Method: Pressure differential across test ports (Venturi effect)
• Media: Water/Glycol
• Max Working Pressure: 232 psi
• Temperature Rating: -4 to 250 °F
• Inlet to Outlet Length: 3-1/4 in
• Top to Inlet Center: 4 in
• Compliance: Reduction of Lead in Drinking Water Act (0.25% max weighted average lead content)
• Certification: IAPMO R&T
• Country of Origin: Italy
• UPC: 016615424485