<p><b>Thermal Printhead for Zebra GK420d GX420d Direct Thermal Printers, PN 105934-037</b></p><p><b>Note: NOT fit for GK420t and GX420t printers. Please double check your printer part number before purchase.</b></p><p><b>GX420d printer part number: </b></p><ul> <li>GK42-202510-000 (also known as ZP450 and ZP505)</li> <li>GK42-202210-000 GK42-202211-000 GK42-202220-000</li> <li>GK42-202520-000 GK42-202510-00GA GK42-202221-000</li> <li>GK42-202210-00GA GK42-200211-000 GK42-200210-000</li> <li>GK42-200111-000 GK42-200110-000 GK42-202511-000</li> <li>GK42-202590-000 GK42-202540-000 GK42-202270-000</li> <li>GK42-202240-000 GK42-202210-00DE GK42-200220-000</li> <li>GK42-200210-0GA GK42-200120-000 GK42-200110-0GA</li></ul><p><b>GX420d printer part number:</b></p><ul> <li>GX42-202410-000 GX42-202512-000 GX42-202411-000</li> <li>GX42-202412-000 GX42-202511-000 GX42-202510-000</li> <li>GX42-202510-150 GX42-202810-150 GX42-202810-000</li> <li>GX42-202410-150 GX42-202712-000 GX42-202522-000</li> <li>GX42-202412-006M GX42-201812-000 GX42-201811-100</li> <li>GX42-201810-000 GX42-201712-000 GX42-201711-000</li> <li>GX42-201710-000 GX42-200420-000 GX42-200412-000</li> <li>GX42-200411-000 GX42-200410-100 GX42-200410-050</li> <li>GX42-200410-040 GX42-200410-000 GX42-200312-000</li> <li>GX42-200311-050 GX42-200311-040 GX42-200311-000</li> <li>GX42-200310-100 GX42-200310-050 GX42-200310-000</li> <li>GX42-202710-150 GX42-202710-000 GX42-202812-000</li> <li>GX42-202811-000 GX42-202711-000 GX42-202511-150</li> <li>GX42-202811-100 GX42-202810-050 GX42-202710-100</li> <li>GX42-202710-050 GX42-202710-050 GX42-202521-000</li> <li>GX42-202512-050 GX42-202511-050 GX42-202510-100</li> <li>GX42-202510-050 GX42-202482-000 GX42-202472-000</li> <li>GX42-202422-000 GX42-202420-000 GX42-202412-100</li> <li>GX42-202411-100 GX42-202411-050 GX42-202410-10AP</li> <li>GX42-202410-100 GX42-202410-050 GX42-200421-000</li