S1039 - Ashland Optima Dyad Split Arm Casement Window Operator

Part # S1039 

Optima™ Standard Dyad Operator For Casement Windows - Ashland Hardware Systems

Operators are Handed: Left Hand and Right Hand. Please verify handing by comparing our labeled pictures to your operator. 

Recommended Cover and Handle Sold Separately: 

• Part # S1043 Ashland Evolution Cover and Handle
• Part # C2001 Expressions Cover and Handle

Recommended Fasteners:

• #8 x 3/4" SS Phillips Pan Head

Per Manufactures Specifications Typical Standard Dyad Operator Application For Window Sizes 15 ½" [393 mm] to 24" [609 mm]

Known Part Numbers: S 1491-565; S1-1491-60; S1491-665; W1497-500; W1497-600; 2003589; 2003590

Corresponding Parts Sold Separately: 

• Part # S1043 Ashland Evolution Cover and Handle
• Part # C2001 Expressions Cover and Handle

• Part # S1069 Ashland Casement and Awning Standard Operator Sash Brackets SST

Known Brands: Cascade Windows and Many Other Window Manufactures