Description
The Truth Hardware Aluminum Window Crank Handle – 5/16″ Spline is a durable replacement handle designed for use with Truth casement and awning window operators. Manufactured by Truth Hardware, this crank handle provides smooth and reliable operation when opening or closing crank-style window mechanisms.
Hand: Non-handed
Color / Finish: Aluminum
Material: Die Cast
Spline Size: 5/16″ (also known as 11/32″)
Truth Hardware Part Number: 10579.01
Casting Number (Short Style): 45054
Application: Truth Casement & Awning Window Operators
Constructed from die-cast metal, the handle offers dependable strength and long-lasting performance for everyday window use. The non-handed design allows it to be installed on either left- or right-hand operators for convenient replacement. It features a 5/16″ spline connection, also commonly referred to as an 11/32″ spline or spindle size, ensuring compatibility with many Truth operator systems.
This handle is designed for use on any geared or crank-style Truth window or door operator. While some older units may feature short-style handles with casting number 45054, this version is the long-style handle, which fits all compatible operators.
Finished in an aluminum finish, the handle provides a neutral metallic appearance that complements a wide range of window hardware.





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