Installation Guide

2-Piece, Full Port, Lead Free*
Brass Ball Valves
Sizes: ¼" – 4"
Series LFFBV-3C 2-piece, full port, Lead Free* ball valves are used in
commercial and industrial applications for a full range of liquids and
gases.
They feature a bottom-loaded blowout proof stem, virgin PTFE seats,
thrust washer, and adjustable stem packing gland, stem packing
nut, chrome plated Lead Free* brass ball, copper silicon alloy brass
adapter, and steel handle. The Series LFFBV-3C, LFFBVS-3C fea-
tures Lead Free* construction to comply with Lead Free* installation
requirements.
Features
• Lead Free* forged copper silicon alloy body and adapter
• Certified to NSF/ANSI standards 61 and 372
• CSA approved threaded valves only ¼" – 3"
• UL and FM approved for threaded valves ¼" – 2"
• FM approved solder valves ½" – 2"
• UL Listed solder valves ½" – 2"
• Fluorocarbon elastomer stem O-ring prevents stem leaks
• Adjustable stem packing gland
• PTFE stem packing seal, thrust washer, and seats
• Bottom loaded blowout proof stem
• Machined chrome plated Lead Free* brass ball
• Valves comply to MSS-SP-110 standard
Models
LFFBV-3C ¼" – 4" with threaded connections
LFFBVS-3C ½" – 3" with solder connections
Pressure – Temperature
Temperature Range: -40ºF to 400ºF (-40ºC to 204ºC)
Pressure Ratings
LFFBV-3C: ¼" – 2"
600psi (41 bar) WOG, non-shock, 150psi (10.3 bar) WSP
2½" – 4"
400psi (27.5 bar) WOG, non-shock, 125psi (8.6 bar) WSP
LFFBVS-3C: ½" – 2"
600psi (41 bar) WOG, non-shock, 150psi (10.3 bar) WSP
2½" – 3"
400psi (27.5 bar) WOG, non-shock, 125psi
(8.6 bar) WSP
Approvals
¼" – 4" LFFBV-3C
½" – 3" LFFBVS-3C
Certified to NSF/ANSI standards 61 and 372
*Domestic cold water at 73ºF (23ºC)
¼" – 2" LFFBV-3C
½" – 2" LFFBVS-3C
Gas Approvals (Threaded Valves Only)
½" – 2" ASME B16.33, CSA
ASME B16.44
½ psig, 5psig, and 125psig (14, 34 and 862 kPa)
@ -40ºF to 125ºF (-40ºC to 52ºC)
2½" – 3" ASME B16.38, CSA,
ASME B16.44
½ psig, 5psig, and 125psig (14, 34 and 862 kPa)
@ -40ºF to 125ºF (-40ºC to 52ºC)
LFFBV-3C
LFFBVS-3C**
approved
Series LFFBV-3C,
LFFBVS-3C
*The wetted surface of this product contacted by consumable
water contains less than 0.25% of lead by weight.
**This valve is designed to be soft soldered into lines without
disassembly, using a low temperature solder to 420°F (216°C).
Higher temperature solders may damage the seat material.
For Commercial and Industrial Applications
ES-LFFBV-3C
LEAD FREE
*
Job Name
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Approval
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Engineer
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Contractor’s P.O. No.
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Approval
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Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements,
please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials with-
out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
NOTICE
Inquire with governing authorities for local installation requirements
The information contained herein is not intended to replace the full
product installation and safety information available or the experience
of a trained product installer. You are required to thoroughly read all
installation instructions and product safety information before begin-
ning the installation of this product.
NOTICE
Apply heat with the flame directed AWAY from the center of the valve
body. Excessive heat can harm the seats. After soldering, the packing
nut may have to be tightened.
NOTICE