Parameters (Specifications) Brand: Emerson (Bettis) Model Number: M200-06400350A Product Series: Bettis G5 / M2G Series (Scotch Yoke Pneumatic Actuator) Actuator Type: M200 indicates the M2G 200 size actuator Torque Rating: 064 likely indicates torque output in specific units (typically 6,400 in-lb or similar, depending on configuration) Configuration: 00350A indicates specific options (spring return or double acting, spring range, etc.) Mounting Interface: ISO 5211 compliant mounting pattern Valve Coupling: Standard square drive or keyed coupling Supply Pressure: Typically 40-120 psi (2.8-8.3 bar) Operating Temperature: Standard: -20°F to 180°F (-29°C to 82°C); Low temp and high temp options available Rotation: 90° (quarter-turn) standard, adjustable stops for ±5° travel adjustment Enclosure Rating: NEMA 4, 4X, 7, and 9 available depending on options Housing Material: Cast iron or ductile iron with corrosion-resistant coating Piston/Scotch Yoke Material: High-strength ductile iron or steel Seals: Buna-N (standard), Viton, or silicone for high/low temp Spring End Covers: Cast iron or ductile iron Output Torque: Scotch yoke mechanism provides high breakaway torque Action: Available in double-acting or spring-return (fail-safe) configurations