美國威格士電液換向閥
    VICKERS電液換向閥型號例舉：
DG5S4-02-*A 210 120 NG10   
DG5S4-02-*B         
DG5S4-02-*C         
DG5S4-02-*N         
DG5S4-02-*F 
DG5V-5-*A 315 100-160 NG10   
DG5V-5-*B         
DG5V-5-*C         
DG5V-5-*N         
DG5S4-04-*A 210 95-227 NG16   
DG5S4-04-*B         
DG5S4-04-*C         
DG5S4-04-*N         
DG5S4-04-*F 
DG5V-7-*A 350 100-300 NG16   
DG5V-7-*B         
DG5V-7-*C         
DG5V-7-*N 
DG5S4 02 2AL M U H5 20
DG5S4 040AL M U H5 60
DG5S4-02-2C-T-M-U-B5-20
DG5S4-040AL-T-M-U-H5-60
DG5S4-040C-M-U-H5-60
DG5S4-042A-E-M-U-H5-60
DG5S4-042AL-M-U-H5-60
DG5S4-042AL-T-M-U-H5-60
DG5S4-042A-M-U-H5-60
DG5S4-042A-T-M-U-H5-60
DG5S4-042BL-T-M-U-H5-60
DG5S4-042B-T-M-U-H5-60
DG5S4-042C-M-U-H5-60
DG5S4-042C-T-M-U-H5-60
DG5S4-042N-M-U-D5-60
DG5S4-042-T-60-EN546
DG5S4-0431B-M-U-H5-60
DG5S4-0431C-M-U-H5-60
DG5S4-0431C-T-M-U-H5-60
DG5S4-043C-M-U-H5-60
DG5S4-043C-T-M-U-H5-60
DG5S4-046AL-E-M-U-H5-60
DG5S4-046C-T-M-U-H5-60
DG5S4-048C-T-V-MUD5-60
DG5S-5-2C-3-M-U-H5-30 
DG5S-8-0B-M-U-H5-30
DG5S-8-2A-K-M-FW-B5-30   
DG5S-8-2A-M-FW-B5-30
DG5S-8-2A-M-FW-B5-30 
DG5S-8-2A-M-FW-D5-30
DG5S-8-2A-M-U-H5-30
DG5S-8-2A-T-M-FPA5WL-B5-
DG5S-8-2A-T-M-FW-B5-30
DG5S-8-2A-T-M-U-G5-30
DG5S-8-2A-T-M-U-H7-40
DG5S-8-2B-M-U-H5-30
DG5S-8-2C-2-T-M-FPA5WL-B
DG5S-8-2C-E-M-U-H5-30
DG5S-8-2C-M-FW-D5-30
DG5S-8-2C-M-U-D5-30
DG5S-8-2C-M-U-H5-30
DG5S-8-2C-T-M-U-H5-30
DG5S-8-2C-T-M-U-H7-40
DG5S-8-2N-M-FPA5WL-B5-30
DG5S-8-2N-T-K-M-FPA5WL-B
DG5S8-2N-T-K-M-FPA5WL-B5-30
DG5S-8-2N-T-K-M-U-H5-30
DG5S-8-31C-M-U-D5-30