AGY

Configuration Code:
RFB4ARWF1S
Description:
427 FGT BPOS-S REG

Paired with an outside supply of gas or air, Back Pressure Regulators can provide upstream control for liquid, gas, or a mixture of both.

These valves are classified as intermittent venting (non-bleed), and meet most producer's emissions standards when using gas as outside source of supply. These valves can be considered emissions free when using compressed air as the source of outside supply.

Outside Supply of clean/dry gas or air required.

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Repairs & Maintenance

Browse our Accessories and our Repair Kits to keep your Kimray product in peak condition.

We recently consolidated our regulator repair kits. Please see the related product notice for a full cross-reference table.

Product Charts

1 of 1: Flow Coefficient (Cv) at Stem Travel (% Open)
10%
17.8
20%
27.9
30%
38.6
40%
54.2
50%
77
60%
105.2
70%
135.9
80%
162.2
90%
189.8
100%
210

Tech Specs

Type Value
Connection Size: 4 "
Connection Type: 150 RF
Body Style: Through Body
Body Material: Steel
NACE MR0175: Option Available
Trim Size: 4 "
Trim Type: Equal Percentage
Leakage Class: Class VI
Process Fluid: Liquid and Gas
Pilot Type: Vent
Max Working Pressure: 285 psig
Min Set Point Pressure: 10 psig
Max Set Point Pressure: 285 psig
Operation: Pneumatic
Catalog Page: 06:40.1
Face-to-Face Length: 15.06 "
Min Cv: 27.9
Max Cv: 210
Cf: 0.75