Heidelberg 42.431.304 Rotary numbering box LEI 304-420C

The rotary numbering box with cross-adjuster forward, also known as numbering apparatus, counter, or numbering unit, from Heidelberg with type number 42.431.304 is a component for printing presses used for sequential numbering of printed products. It has the dimensions 10 x 5 x 10 cm and weighs 0.35 kg. Rotary numbering boxes are used in the printing industry to print consecutive numbers on documents, tickets, forms, or packaging and are typically employed in offset printing machines. The spare part is compatible with machines such as 'Heidelberg QM 46', 'Heidelberg SM 52', 'Heidelberg GTO 46', and 'Heidelberg GTO 52'.