柱塞泵进油过程当凸轮的凸起部分转过去后，在弹簧力的作用下，柱塞向下运动，柱塞上部空间（称为泵油室）产生真空度，当柱塞上端面把柱塞套上的进油孔打开后，充满在油泵上体油道内的柴油经油孔进入泵油室，柱塞运动到下止点，进油结束
新型号对比老型号：

02-102110 　PVH074R13AA10A250000001AF1AB010A 　PVH74QIC-RAF-13S-10-C25-31

02-102111 　PVH074R13AA10B252000001AF1AB010A 　PVH74QIC-RAF-13S-10-C25V-31

02-102868 　PVH074L02AA10B252000AF100100010A 　PVH74C-LF-2S-10-C25V-31-023

02-102869 　PVH057R01AA10AAB010A 　PVH57QIC-RF-1S-10-CM7-31

02-102870 　PVH057R01AA10B072000001AE1AB010A 　PVH57QIC-RAF-1S-10-CM7V-31

02-102871 　PVH074L01AA10A250000001001AB010A 　PVH74QIC-LF-1S-10-C25-31

02-102914 　PVH057L01AA10A250000001001AB010A 　PVH57QIC-LF-1S-10-C25-31

02-102934 　PVH074L02AA10B252000001AF1AD010A 　PVH74QC-LAF-2S-10-C25V-31-036

02-125147 　PVH074R02AA10B252000001001AB010A 　PVH74QIC-RF-2S-10-C25V-31

02-125163 　PVH098R01AJ30AAB010A 　     PVH98QIC-RF-1S-10-CM7-31

02-125242 　PVH098R13AJ30A070000001AM1AB010A 　PVH98QIC-RCF-13S-10-CM7-31

02-125243 　PVH074R01AA10B17200000100100010A 　    PVH74C-RF-1S-10-C17V-31

02-125244 　PVH074R02AA10AAB010A 　PVH74QIC-RF-2S-10-CM7-31

02-125259 　PVH098R02AJ30A250000001001AB010A 　    PVH98QIC-RF-2S-10-C25-31

02-125268 　PVH074L02AA10A00010A 　    PVH74C-LF-2S-10-CM7-31

02-125285 　PVH131R13AG30A250000001001AB010A 　PVH131QIC-RM-13S-10-C25-31

02-125303 　PVH074R03AA10A070000001AF1AB010A 　PVH74QIC-RAF-3S-10-CM7-31

02-125366 　PVH057R02AA10A25000000100100010A 　    PVH57C-RF-2S-10-C25-31

02-125376 　PVH098R13AJ30B072000001AD1AB010A 　PVH98QIC-RAF-13S-10-CM7V-31

02-125481 　PVH057R02AA10B252000001001AB010A 　PVH57QIC-RF-2S-10-C25V-31

02-142084 　PVH074R01AA10A14000000100100010A 　    PVH74C-RF-1S-10-C14-31

02-142276 　PVH131R02AF30B21200000100200010A     　PVH131C-RF-2D-10-C21V-31-046

02-142277 　PVH131L02AF30B21200000100200010A     　PVH131C-LF-2D-10-C21V-31-046

02-142405 　PVH098R13AJ30B252000001AD100010A 　    PVH98C-RAF-13S-10-C25V-31

02-142472 　PVH074L13AA10A070000001AF1AB010A 　PVH74QIC-LAF-13S-10-CM7-31

02-142589 　PVH074R03AA10B252000001AF1AB010A 　PVH74QIC-RAF-3S-10-C25V-31

02-142599 　PVH131R03AF30B252000001001AB010A 　PVH131QIC-RF-3S-10-C25V-31

02-142615 　PVH131R03AF30A070000001AD1AB010A 　PVH131QIC-RAF-3S-10-CM7-31

02-142648 　PVH074L02AA10B222000001AF200010A 　PVH74C-LAF-2D-10-C22V-31-036

02-142662 　PVH098R03AJ30B252000001AD1AB010A 　PVH98QIC-RAF-3S-10-C25V-31

02-142663 　PVH057R01AA10H002000AW1001AB010A 　PVH57QIC-RF-1S-10-IC-31

02-142664 　PVH057R01AA10H002000AW1AE1AB010A 　PVH57QIC-RAF-1S-10-IC-31

02-142665 　PVH074R01AA10H002000AW1001AB010A 　PVH74QIC-RF-1S-10-IC-31

02-142666 　PVH074R13AA10H002000AW1AF1AB010A 　PVH74QIC-RAF-13S-10-IC-31

02-142667 　PVH098R01AJ30H002000AW1001AB010A 　PVH98QIC-RF-1S-10-IC-31

02-142668 　PVH098R13AJ30H002000AW1AD1AB010A 　PVH98QIC-RAF-13S-10-IC-31

02-142669 　PVH131R13AF30H002000BD1001AB010A 　PVH131QIC-RF-13S-10-IC-31

02-142670 　PVH131R16AF30H002000BD1AD1AB010A 　PVH131QIC-RAF-16S-10-IC-31

02-142700 　PVH098L02AJ30B172000001AD200010A 　    PVH98C-LAF-2D-10-C17V-31-036

02-142701 　PVH131R16AF30B072000001AD1AB010A 　PVH131QIC-RAF-16S-10-CM7V-31

02-142705 　PVH131L16AF30A250000001AD100010A 　PVH131C-LAF-16S-10-C25-31

02-143007 　PVH098R13AJ30A070000001AD100010A 　PVH98C-RAF-13S-10-CM7-31

02-143017 　PVH074L02AA10AAB010A 　PVH74QIC-LF-2S-10-CM7-31

02-143067 　PVH131L12AF30B25200000100100010A 　PVH131C-LF-12S-10-C25V-31

02-143069 　PVH131R02AF30B25200000100100010A 　PVH131C-RF-2S-10-C25V-31-046

02-143158 　PVH098R02AJ30B25200000100200010A 　PVH98C-RF-2D-10-C25V-31

02-143474 　PVH074L02AA10A25000000100200010A 　PVH74C-LF-2D-10-C25-31

02-143482 　PVH098L02AJ30B13200000100100010A 　PVH98C-LF-2S-10-CM13V-31

02-305990 　PVH131L12AF30B252000001AJ100010A 　PVH131C-LBF-12S-10-C25V-31

02-306031 　PVH098R02AJ30A250000002001AB010A 　PVH98QIC-RSF-2S-10-C25-31

02-306032 　PVH074R52AA10B25200000100200010A 　PVH74C-RF-2D-10-C25V-31-027

02-315164 　PVH057R01AA10B252000001001AE010A 　PVH57QIC-RF-1S-11-C25V-31

02-315286 　PVH098L13AJ30B252000001AD1AA010A 　PVH98C-LAF-13S-11-C25V-31

02-315287 　PVH098L02AJ30B252000001AD1AA010A 　PVH98C-LAF-2S-11-C25V-31-036

02-315291 　PVH098R03AJ30B252000001AD1AE010A 　PVH98QIC-RAF-3S-11-C25V-31

02-315292 　PVH098R13AJ30A250000001AD1AE010A 　PVH98QIC-RAF-13S-11-C25-31

02-315298 　PVH098R01AJ30A250000002001AE010A 　PVH98QIC-RSF-1S-11-C25-31

02-315300 　PVH098R01AJ30A250000001001AE010A 　PVH98QIC-RF-1S-11-C25-31

02-315302 　PVH098R01AJ30AAE010A 　PVH98QIC-RF-1S-11-CM7-31

02-315305 　PVH098R01AJ30B341900001001AF010A 　PVH98QPC-RF-1S-11-C145V19-31-091

02-315346 　PVH131R16AF30B211700001AA1AE010A 　PVH131QIC-RCF-16S-11-C21V17-31-070

02-315349 　PVH131R16AF30B252000001AD1AE010A 　PVH131QIC-RAF-16S-11-C25V-31

02-315355 　PVH131R13AF30B252000002001AB010A 　PVH131QIC-RSF-13S-10-C25V-31

02-318894 　PVH131R03AF30B252000001AD200010A 　PVH131C-RAF-3D-10-C25V-31

02-318903 　PVH057R01AB10AAB010A 　PVH57QIC-RM-1S-10-CM7-31

02-318905 　PVH074R52AA10A250000001001AB010A 　PVH74QIC-RF-2S-10-C25-31-027

02-318966 　PVH074L02AA10B25200000200200010A 　PVH74C-LSF-2D-10-C25V-31

02-318995 　PVH098R03AJ30H002000AW1AD1AB010A 　PVH98QIC-RAF-3S-10-IC-31

02-319014 　PVH074R01AA50B252000002001AB010A 　PVH74QIC-RSF-1S-10-C25V-31-057

02-319049 　PVH074R52AA10B25200000100100010A 　PVH74C-RF-2S-10-C25V-31-027

02-322098 　PVH057R02AA10A140000001AE1AC010A 　PVH57QPC-RAF-2S-10-C14-31

02-322609 　PVH098R01AJ30A140000001001AC010A 　PVH98QPC-RF-1S-10-C14-31

02-328000 　PVH057R01AA10B162000001001AC010A 　PVH57QPC-RF-1S-10-C16V-31-091

02-328001 　PVH074R13AA10B162000001AF1AC010A 　PVH74QPC-RAF-13S-10-C16V-31-091

02-328002 　PVH074R13AA10A160000001AF1AC010A 　PVH74QPC-RAF-13S-10-C16-31-091

02-328004 　PVH074R01AA10B162000001001AC010A 　PVH74QPC-RF-1S-10-C16V-31-091

02-328747 　PVH131L13AF30A250000002001AB010A 　PVH131QIC-LSF-13S-10-C25-31

02-328763 　PVH098R02AJ30AAC010A 　PVH98QPC-RSF-2D-10-CM7-31

02-328785 　PVH074L02AA10B252000001001AP010A 　PVH74C-LF-2S-10-C25V-31-164

02-328861 　PVH131R16AF30A070000001AD1AC010A 　PVH131QPC-RAF-16S-10-CM7-31

02-328893 　PVH074R51AA10B25200000200100010A 　PVH74C-RSF-1S-10-C25V-31-027

02-328897 　PVH057R01AA10A140000001001AC010A 　PVH57QPC-RF-1S-10-C14-31

02-328904 　PVH081L13AA10B252000001AF100010A 　PVH81C-LAF-13S-10-C25V-31

02-328917 　PVH098R51AJ30A25000000200100010A 　PVH98C-RSF-1S-10-C25-31-027

02-328918 　PVH057R51AA10A25000000200100010A 　PVH57C-RSF-1S-10-C25-31-027

02-328944 　PVH074R02AA10B122000AG1AY100010A 　PVH74C-RBF-2S-10-C12V-31-088

02-334000 　PVH057R02AA10A15000000100200010A 　PVH57C-RF-2D-10-C15-31

02-334229 　PVH098R02AJ30B202000001AD200010A 　PVH98C-RAF-2D-10-C20V-31-036

02-334323 　PVH074R01AA10K250000001001AB010A 　PVH74QIC-RF-1S-10-EDC25-10

02-334329 　PVH057R01AA10A070000001AE1AC010A 　PVH57QPC-RAF-1S-10-CM7-31

02-334330 　PVH131R13AF30K250000001001AB010A 　PVH131QIC-RF-13S-10-EDC25-10

02-340560 　PVH057L52AA10B172000001002AA010A 　PVH57C2-LF-2D-11-C17V-31

02-340564 　PVH131R16AF30A070000001AD1AE010A 　PVH131QIC-RAF-16S-11-CM7-31

02-125581 PVH057L01AA10B252000001AE100010A PVH57C-LAF-1S-10-C25V-31

02-125669 PVH131R13AF30AAB010A PVH131QIC-RF-13S-10-CM7-31

02-125693 PVH131R13AF30A00010A PVH131C-RF-13S-10-CM7-31

02-125776 PVH074R13AA10A250000001AL1AB010A PVH74QIC-RBF-13S-10-C25-31

02-125777 PVH098R13AJ30A250000001AM1AB010A PVH98QIC-RCF-13S-10-C25-31