Type P143 Gas Pressure Regulator
The Type P143 gas pressure regulator from BelGAS is ideal for natural gas, air, propane and general purpose gas pressure regulation. Uses include commercial, residential and light industrial for burners and unit heaters. The Type P143 has an internal relief device and is available in the low pressure cut off – LPCO – version. The regulator is applicable to a wide range of gaseous fluids, including air, natural gas and propane. Can be used as a LP regulator.
Features:- Versatile
- Control Accuracy
- Compact Design
- Low Pressure Cut-off
- Can be used as LP regulator.
- Commercial ,Residential and Light industrial for Burners and Unit Heaters
Pilot Operated
No
Filter Connection
NPT
Application(s)
Residential, Commercial, Industrial
Diaphragm Material
Nitrile
Orifice Material
Aluminum
Seat Material
Nitrile
Diaphragm Type
Standard Diaphragm, plate & washer nitrile
LPCO Diaphragm, plate & washer, nitrile
LPCO Diaphragm, plate & washer, nitrile
Body, Bonnet, Diaphragm Material
Body, Bonnet: Iron, Aluminum
Diaphragm: Nitrile
Diaphragm Assembly: Zinc/Nitrile
Gaskets: Non-asbestos, CGR 2750
Pin: Stainless Steel
Vent screen: Stainless Steel
Spring: Zinc-Plated Steel
Diaphragm Piston: Zinc-Plated Steel
Diaphragm: Nitrile
Diaphragm Assembly: Zinc/Nitrile
Gaskets: Non-asbestos, CGR 2750
Pin: Stainless Steel
Vent screen: Stainless Steel
Spring: Zinc-Plated Steel
Diaphragm Piston: Zinc-Plated Steel
Temperature Range(s)
-20˚F to 150 ˚F
Spring Range
Red Spring LPCO 4.5" – 7.5" WC
Red Spring Standard 3.5" – 6.5" WC
Blue Spring LPCO 6"– 9.5" WC
Blue Spring Standard 5"– 8.5" WC
Green Spring LPCO 7.5" – 15" WC
Green Spring Standard 6" – 14" WC
Orange Spring LPCO 13.5" – 29" WC
Orange Spring Standard 12" – 33" WC
Purple Spring 1/2 – 2 PSIG (Standard Only)
Yellow Spring 1/2 – 3 PSIG (Standard Only)
Black Spring 2 – 6 PSIG (Standard Only)
Red Spring Standard 3.5" – 6.5" WC
Blue Spring LPCO 6"– 9.5" WC
Blue Spring Standard 5"– 8.5" WC
Green Spring LPCO 7.5" – 15" WC
Green Spring Standard 6" – 14" WC
Orange Spring LPCO 13.5" – 29" WC
Orange Spring Standard 12" – 33" WC
Purple Spring 1/2 – 2 PSIG (Standard Only)
Yellow Spring 1/2 – 3 PSIG (Standard Only)
Black Spring 2 – 6 PSIG (Standard Only)
Orifice Size
1/8 (Standard Only)
3/16 (Standard Only)
1/4
5/16
3/8
7/16 (LPCO Only)
1/2 (Standard Only)
5/8 (Standard Only)
3/16 (Standard Only)
1/4
5/16
3/8
7/16 (LPCO Only)
1/2 (Standard Only)
5/8 (Standard Only)
Port Size
3/4 x 3/4 NPT Ports
3/4 x 1 NPT Ports
1 x 1 NPT Ports
1 x 1-1/4 NPT Ports
1-1/4 x 1-1/4 NPT Ports
3/4 x 1 NPT Ports
1 x 1 NPT Ports
1 x 1-1/4 NPT Ports
1-1/4 x 1-1/4 NPT Ports
Body Outlet Size
3/4" x 3/4"
3/4" x 1"
1” x 1"
1" x 1-1/4"
1-1/4" x 1-1/4"
3/4" x 1"
1” x 1"
1" x 1-1/4"
1-1/4" x 1-1/4"
Body Inlet Size
3/4" x 3/4"
3/4" x 1"
1” x 1"
1" x 1-1/4"
1-1/4" x 1-1/4"
3/4" x 1"
1” x 1"
1" x 1-1/4"
1-1/4" x 1-1/4"
Max Inlet Body Pressure
125 PSI (varies by orifice size)
Product Description
Type P143 Gas Pressure Regulator
Model
P143
Series
Type 140 Series
Options
Body Position
Up Position
Down Position
Right Position
Left Position
Vent Position
12 Position
3 Position
6 Position
9 Position
Up Position
Down Position
Right Position
Left Position
Vent Position
12 Position
3 Position
6 Position
9 Position
Find Your Part Number
Not sure? Call for help. Phone: 304-387-1200
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