Dimensions — Weights
For Residential and Commercial Applications
ES-LF3003
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LF3003
Series LF3003
Dielectric Unions
Sizes:
1
⁄2" – 2" (15 – 50mm)
Series LF3003 dielectric unions feature a female iron pipe
thread to female brass pipe thread connections. These unions
are designed to be installed between pipe made from dissimilar
metals to prevent accelerated corrosion and deterioration in the
piping system due to galvanic and stray current. The LF3003
features Lead Free* construction to comply with Lead Free*
installation requirements.
Features
• Female iron pipe thread to female brass pipe
threaded connections
• Designed and manufactured to the highest quality standards
• Individually factory certified to withstand a minimum of 600
volts on a dry line with no flashover
• Rated to 180°F (82°C) at 250psi (17.2 bar)
Specifications
A dielectric union shall be installed where indicated on the
plans. The union shall feature a female iron pipe thread to
female brass pipe threaded connections. The union shall be a
Watts Series LF3003. The dielectric union shall be constructed
using Lead Free* materials. Lead Free* dielectric unions shall
comply with state codes and standards, where applicable,
requiring reduced lead content.
Materials
B
A
Standards
Meets federal specifications for tensile strength and thread
end connections
Pressure — Temperature
Maximum Pressure: 250psi (17.2 bar)
Maximum Temperature: 180°F (82°C)
*The wetted surface of this product contacted by consumable water
contains less than 0.25% of lead by weight.
LEAD FREE
*
ES-LF3003 1325 © 2013 Watts
USA: Tel: (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com
Canada: Tel: (905) 332-4090 • Fax: (905) 332-7068 • www.watts.ca
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 without prior notice and without incurring any obligation to make such changes and modifications
on Watts products previously or subsequently sold.
A Watts Water Technologies Company
Size MATeRiALS DiMeNSiONS WeiGHT
TAIL PIECE ADAPTER † NUT † INSULATOR GASKET** A B
in. mm in. mm in. mm oz. gm.
1
⁄2 15 Lead Free Brass Steel Steel Polysulfone Buna-N 1
5
⁄8 41 2
1
⁄4 57 8 227
3
⁄4 20 Lead Free Brass Steel Steel Polysulfone Buna-N 1
7
⁄8 48 2
1
⁄4 57 11.4 323
1 25 Lead Free Brass Steel Steel Polysulfone Buna-N 2
1
⁄4 57 2
1
⁄2 64 16 454
1
1
⁄4 32 Lead Free Brass Steel Malleable Iron Polysulfone Buna-N 2
3
⁄4 70 2
3
⁄4 70 24 680
1
1
⁄2 40 Lead Free Brass Malleable Iron Malleable Iron Polysulfone Buna-N 3
1
⁄2 89 2
3
⁄4 70 48 1361
2 50 Lead Free Brass Malleable Iron Malleable Iron Polysulfone Buna-N 4
1
⁄8 105 3
1
⁄8 79 69.3 1965
† Steel and malleable iron components are zinc plated
(1 pages)
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