Replaces OEM Part Numbers. 81862928 81868876 F0NN9F593AA F0NN9F593AB HFF0NN9F593AB. Fits Ford / New Holland Models. 555E, 575E, 655E, 675E backhoes 5610S, 5640, 6610S, 6640, 6640O, 7010, 7740, 7740O, TB80, TB90 tractors. This injector is a specialized, application-specific component used in select Ford/New Holland diesel systems. Variations exist between engines, years, and configurations. Do not rely on general descriptions, assumptions, or partial matches. CONDITION DETAILS. Genuine New Old Stock (NOS). May show shelf wear, aging, or cosmetic imperfections. Original packaging may be aged, worn, or missing. May include factory protective coating or wrap e. Daubert VCI paper. Stored long-term – no guarantee on shelf life after installation. We are not responsible for. Installation errors. Misdiagnosis. Compatibility issues. Engine damage or performance issues. Any attempt to return a different item or tampered product will be reported. If you have any questions, message us BEFORE purchasing. We are happy to help confirm part numbers.