This is a A-HV4902 Hydraulic Adapter Kit w/ O-Rings PN: HV4902Main Description As Following : A-HV4902 Hydraulic Adapter Kit w/ O-Rings P.N: HV4902 W/ single hydraulic valve systems. Service ports are 3/8" - 18 NPT Found in Section & Models : Hydraulic System Parts > Miscellaneous, Ford / New Holland INDUSTRIAL/CONSTRUCTION: 420 (Industrial), Ford / New Holland INDUSTRIAL/CONSTRUCTION: 445 (Industrial), Ford / New Holland INDUSTRIAL/CONSTRUCTION: 450 (Industrial), Ford / New Holland INDUSTRIAL/CONSTRUCTION: 455 (Industrial), Ford / New Holland INDUSTRIAL/CONSTRUCTION: 540 (Industrial), Ford / New Holland INDUSTRIAL/CONSTRUCTION: 545 (Industrial), Ford / New Holland TRACTOR: 2000 (USA-1964), Ford / New Holland TRACTOR: 2000 (Years 1965-1975), Ford / New Holland TRACTOR: 233 (Industrial), Ford / New Holland TRACTOR: 234 (Industrial), Ford / New Holland TRACTOR: 2600 (Years 1975-1981), Ford / New Holland TRACTOR: 3000 (USA-1964), Ford / New Holland TRACTOR: 3000 (Years 1965-1975), Ford / New Holland TRACTOR: 333 (Industrial), Ford / New Holland TRACTOR: 335 (Industrial), Ford / New Holland TRACTOR: 340 (Industrial), Ford / New Holland TRACTOR: 3600 (Years 1975-1981), Ford / New Holland TRACTOR: 4000 (USA-1964), Ford / New Holland TRACTOR: 4000 (Years 1965-1975), Ford / New Holland TRACTOR: 4600 (Years 1975-1981) Associated Items : New Also A-FO-O-231335, A-FO-P-2600, A-FO-S-230A231, A-FO-O-230A, A-FO-O-231, A-FO-P-340340A, A-FO-S-230A231, A-FO-P-340340A, A-FO-O-231, A-FO-P-340340A, A-FO-S-230A231, A-FO-O-230A, A-FO-O-231, A-FO-P-340340A, A-FO-S-230A231, A-DA-P-ALDR, A-FO-O-2-5000, A-FO-O-2000, A-FO-O-24000IND, A-FO-O-24000RC And : W/ single hydraulic valve systems. Service ports are 3/8" - 18 NPT