Regulator Single-Stage Compact Piston SCOTTY Model 27 Series
The compact Model 27 regulator is designed for economical regulation of standard calibration gases that are noncorrosive and do not contain materials that can be absorbed by polymers.

BENEFITS/FEATURES		SPECIFICATIONS
Integral inlet and outlet fittings provide a compact regulator for transportable cylinders. A preset delivery pressure provides a gas flow rate up to its preset capacity after the valve is opened. Pressure gauge monitors cylinder pressure.		Inlet Pressure: maximum 27A, 27B, or 27C: 1000 psig (70 bar) 27D: 500 psig (35 bar) Operating Temperature Range: -5°F to 140°F (-40°C to 73°C) Inlet Connection: 27A & 27B: C-10 (5/8" - 18 UNF) 27C: 1/4" NPT Female 27D: 600 CGA Outlet Connection: 27A & 27B: 3/16" hose barb 27C: 1/8" NPT Male 27D: 3/16" hose barb Gauge Size: 1.5" (38.1 mm) face Shipping Weight: 1 lb. (0.5 kg)
MATERIALS OF CONSTRUCTION
Body: Nickel-plated brass Piston: Brass Seat: PCTFE Seal: VitonŽ O-Rings O-Rings: VitonŽ Gauge: Phosphor bronze Bonnet: Nickel-plated brass

MODEL NO.	ON/OFF VALVE	NOMINAL PRESET CAPACITY	GAUGE CYLINDER PRESSURE
51-27A-(*)-C10	NO	SPECIFY	0 - 1200 psig (83 bar)
51-27B-(*)-C10	YES	SPECIFY	0 - 1200 psig (83 bar)
51-27C-(CGA)	NO	60 psig (4 bar)	0 - 1200 psig (83 bar)
51-27D-600	YES	300 mL	0 - 500 psig (35 bar)

* SPECIFY NOMINAL FLOWRATE:
300 mL/MIN - LEAVE BLANK 1000 mL/MIN - INSERT "10" 5000 mL/MIN - INSERT "50"
500 mL/MIN - INSERT "5" 1500 mL/MIN - INSERT "15" 6000 mL/MIN - INSERT "60"
900 mL/MIN - INSERT "9" 2500 mL/MIN - INSERT "25" 9000 mL/MIN - INSERT "90"