The UPLIMARK Reservoir Cap Parts With O-Ring is a compatible industrial coding spare part for Hitachi RX1 printers requiring OEM reference 451899 and the matching reservoir or solvent/ink tank cap parts. It is intended for professional maintenance, repair or component replacement.What Is the Reservoir Cap Parts With O-Ring?This item is a reservoir cap parts with o ring identified by UPLIMARK model UHT-451899.Technical Details UPLIMARK model: UHT-451899 OEM reference: 451899 Compatible equipment or use: Hitachi RX1 printers requiring OEM reference 451899 and the matching reservoir or solvent/ink tank cap parts Part type: reservoir cap parts with o ring ApplicationUse for professional maintenance, troubleshooting, repair or replacement in a compatible continuous inkjet coding system.How Do I Confirm Compatibility?Confirm OEM reference 451899, translucent cap diameter, grip-rib count, top recess, lower flange, black O-ring and single clear locking tab before ordering.Packaging, Condition and Lead TimeContact UPLIMARK for current stock, packaging, exact included items, supply condition and lead time. Confirm revision, test status and installation requirements before ordering electronic or serviced assemblies.Selection and ordering questionsWill any cap for the same bottle capacity fit? No. Match the neck, thread and seal design as well as the stated capacity.Request a fitment check or quotationAsk UPLIMARK about UHT-451899. Send your printer model, installed part reference, clear component photos, quantity and delivery destination for a fitment review and quotation.Use our compatibility and ordering guide to prepare the information needed before ordering.Manufacturer names and trademarks are used only to identify equipment compatibility. Unless explicitly stated otherwise, items are supplied as compatible replacements.