F300 Pressure Regulator Minimize Sudden Downstream Load Change Wide Pressure Ranges P302 has Internal Relief Valve for Overpressure Protection Ideal for Fix Factor Billing The F300 series pilot operated pressure regulator is a manual, direct acting, self-operating, spring loaded, adjustable regulator. The F300 series is used in applications where pressure reduction is required. The regulator will reduce the risk of shock from abrupt changes of downstream conditions. This can help prevent safety equipment from shutting an operation down. Applications Compressors Gas Engines Service Regulators Materials of Construction F300 Series Maximum Inlet Pressure Adjusting Screw Body Bonnet Closing Cap Diaphragm Lower Casing Molded Seat Assembly Orifice Flange Specifications Ductile Iron or WCB Steel Nitrile Nitrile Ductile Iron / WCB Steel Orifice Inches Range PSIG F300 Maximum Inlet Pressure 3/6" Any 25 8.68 /" Any 25 8.68 3/8" Any 80 5.56 /2" Any 60.37 3/" Any 20.379 F300 Series Range Springs BAR Maximum Inlet See Table Maximum Emergency Outlet 25 PSIG Pressure Ranges See Table 2.25 NPT Port Sizes.5 NPT.5 NPT x 2 NPT 2 NPT 3/6" /" Orifice Sizes 3/8" /2" 3/" End Connections NPT 50 RF Flange Steel Units Only 25 FF Flange Iron Units Only Temperature Range -20 F to 80 F -29 C to 82 C Approx. Weight 0 lbs. (.5 kg) Model PL8 Pilot PSIG Table 2 Spring Ranges BAR Pilot Spring Color Pilot Spring Part Number F300 832-036-002 2-0 PSIG 0.37-0.689 Black 655-000-202 F300 832-036-003 2-20 PSIG 0.37 -.378 Yellow 655-000-267 belgas.net
F300 Part Matrix F300 0 D Version Internal Registration P External Registration Port Size 2.25 NPT.5 NPT 5.5 x 2 NPT 6 2 NPT Spring Range - WC or PSI / mbar 00 2-0 PSI / 38-689 020 2-20 PSI / 38-378 0 Special Construction 0 None A 50 RF (2" Steel Only) E 25 FF (2" Iron Only) Orifice 3 3/6" (Only for P Version) /" 6 3/8" 8 /2" B 3/" Port Orientation 3 Right F300 Regulator Rebuild Kits Left F300 Regulator Kit Includes Diaphragm, Disk Holder, Cap Gasket, O-Ring Part Number 97-F30-000 Body Material 0 Iron 2 Steel F200 Body Orientation* RIGHT 3 LEFT * Port orientation is based on the body's "Out" port location in relation to the top view of the regulator. 2 belgas.net
F300 Dimensions.0.78.39 7.39 7.75.89 5.58 8.5 0.0 3.5 0.52.5.3 0.90 3. belgas.net 3
F300D flow Capacities in SCFH of 0.6 Specific Natural Gas, Internal Registration Outlet Pressure, Spring Part Number, and Accuracy 2.0 PSIG 5.0 PSIG 0.0 PSIG 5.0 PSI 20.0 PSIG 20.0 PSI NPT.5 (DN0) Body Size NPT 2.0 (DN50) Body Size Inlet Pressure Orifice Size, Inches Orifice Size, Inches PSIG BAR /" 3/8" /2" 3/" /" 3/8" /2" 3/" 5 0.3 800 200 3000 5000 750 2000 3000 5000 0 0.69 250 300 800 6000 300 300 5000 8500 5.00 700 200 6500 7000 700 300 6600 2000 20.38 2000 5000 7500 7000 200 5200 8300 000 30 2.0 2700 6500 9000 2750 6800 0000 50 3.5 000 9000 9500 000 9500 5000 60.0 500 9500 9500 700 000 5000 80 5.52 5800 9500 6000 2900 00 6.90 7000 7000 25 8.60 7500 7500 0 0.69 250 3000 200 7000 200 3000 000 700 5.00 700 000 6000 7000 700 00 6000 0000 20.38 2000 5000 7500 7000 200 5200 7200 3000 30 2.0 2700 7000 0000 2750 6500 0000 50 3.5 000 9000 000 000 9500 000 60.0 500 0500 000 700 000 6000 80 5.52 5800 500 6000 3000 00 6.90 7000 7000 25 8.60 7700 8000 5.00 00 3000 600 7500 300 3200 000 7600 20.38 800 000 6800 7500 900 200 6000 0000 30 2.0 2700 6000 9800 2600 6500 0000 50 3.5 000 9000 000 000 9200 5000 50 3.5 000 9000 000 000 9200 5000 50 3.5 000 9000 000 000 9200 5000 00 6.90 7200 7000 25 8.60 8500 8300 20.38 600 000 5200 7500 500 3500 5000 9000 30 2.0 2600 6000 8500 2700 6000 8500 30 2.0 2600 6000 8500 2700 6000 8500 60.0 600 0500 2000 800 0500 7000 80 5.52 5900 2000 6000 3000 00 6.90 7200 7000 25 8.60 8500 8300 30 2.0 2200 5500 7500 200 5500 7500 50 3.5 3800 9500 000 000 9200 5000 60.0 600 0500 3000 800 0500 7000 80 5.52 5900 2000 6000 3000 00 6.90 7200 7000 25 8.60 8500 8300. Limited due to boost - Shaded areas show where maximum operating inlet pressure for a given port diameter is exceeded. belgas.net
F300P flow Capacities in SCFH of 0.6 Specific Natural Gas, External Registration Outlet Pressure, Spring Part Number, and Accuracy 2.0 PSIG 2.0 PSI 5.0 PSIG 0.0 PSIG 5.0 PSIG 20.0 PSIG NPT.5 (DN0) Body Size Inlet Pressure Orifice Size, Inches PSIG BAR 3/6" /" 3/8" /2" 3/" 5 0.3 50 770 800 200 250 0 0.69 870 50 3050 500 8350 5.00 30 800 3700 5650 0900 20.38 280 250 900 7600 3500 30 2.0 600 2750 600 900 80 5.52 350 6050 2900 0 0.69 650 300 2550 3200 6500 5.00 900 500 3300 5250 9600 20.38 290 250 700 750 2900 30 2.0 600 2750 600 9200 80 5.52 350 6050 3000 5.00 700 50 2700 00 7200 20.38 200 950 00 6000 600 30 2.0 600 2750 600 9200 80 5.52 350 6050 3000 20.38 030 650 3050 3800 7700 30 2.0 500 250 5700 7800 80 5.52 350 6050 3000 30 2.0 200 200 700 7300 80 5.52 350 6050 3000. Limited due to boost - Shaded areas show where maximum operating inlet pressure for a given port diameter is exceeded. belgas.net 5
F300 Parts Drawing F300P 7 2 3 57 56 55 6 5 5 8 58 9 2 52 6 9 20 2 5 6 7 22 39 0 32 F300D 57 56 55 6 5 5 50 7 2 3 58 9 52 2 6 9 20 2 5 6 7 22 39 3 32 6 belgas.net
Item Description Qty. Part Number Closing Cap 60--000 Closing Spring 655-808-000 2 Diaphragm 68--000 Diaphragm Plate 2 638-09-000 6 Lower Casing - 629-259-00 7 Stem 689-035-000 9 Diaphragm relief 650-99-000 20 Pusher Post, F300 637-30-002 2 Lever - Plated Steel - F300 703-02-00 22 Valve Stem - F300 65-07-00 28 Throat Baffle (F300D Only) 686-007-000 3 Stem Guide (F300D Only) 626-22-000 Body, -/ NPT 66-576-002 Body, -/2 NPT 66-576-003 Body, 2" NPT - Iron 66-3-000 32 Body, 2" NPT - Steel 66-3-00 Body, -/2 x 2" NPT - Iron 66--000 Body, -/2 x 2" NPT - Steel 66--00 CL 25FF 2" - Iron 66--000 CL 50RF 2" - Steel 66--00 3 Bonnet 0 Version 60-27-000 37 Body Adaptor - 2" Only 65-99-000 38 O-Ring - Body Adapter - 2" Only 69-000-52 39 Throat Block (F300P Only) 653-06-000 0 O-Ring - Throat Block (F300P Only) 69-392-000 O-Ring - Valve Stem (F300P Only) 69-269-005 2 Stem Nut 63-000-05 3 Spring Guide 626-30-000 Spring Seat 650-29-000 5 Lower Casing Bushing 3/ x / 622-076-000 6 Elbow / x 3/8 2 622-06-000 7 Sensing Tubing F300P Long End 660-9-000 8 Sensing Tubing F300P Short End 660-50-000 9 Pilot Supply Tubing 660-5-000 50 Sensing Tubing F300D 660-52-000 5 Relief Valve Tubing 660-2-000 52 Straight / X / Fitting 2 622-05-000 53 Right Angle Tee / X 3/8 X 3/8 622-07-000 5 Relief Valve 678-06-000 55 Tee M/ X M/ X M/ 622-077-000 56 In-Line Tee F/ x 3/8 x 3/8 (F200P Only) 622-078-000 57 Bonnet Bushing X / 622-075-000 58 PL8 Pilot 2-0 PSI 832-036-002 PL8 Pilot 2-20 PSI 832-036-003 0CW8WEB belgas.net 7