1. | Fluid | | Omit | for mineral oil, water glycol | | F3: | phosphate ester | 2. | Cartridge valve cover | 3. | Size | | 16, 25, 32, 40, 50, 63, 80 | 4. | Functions | | Symbol | Function | Orifice | St'd | Option | N | basic type | X | - | A | adj. opening | X | - | PC | w/pilot-opr. check | AP | - | D3 | w/mounting for direc. valve | AP | X,Z1,Z2 | D5 | w/mounting for direc. valve | AP | X,Z1,Z2 | W | w/shuttle | AP | Z2 | W13 | w/shuttle or mounting for direc. valve(type 1) | AP | Z2 | W23 | same as above(type 2) | AP | Z2 | W33 | same as above(type 3) | AP | X,Y,Z2 | W43 | same as above(type 4) | AP | X,Y,Z1 |
| 5. | Code | | T39: | for 16, 25, 32, 40 | | JT39: | for 50, 63, 80 | 6. | Adj. opening (for 'A' sym. types) | | W: | Adj. screw (st'd) | | M: | Micrometer knob (option for sizes 16, 25) | | K: | Micrometer knob w/key (option for sizes 16, 25) | 7. | Design no. | 8. | Orifice | | For orifices other than st'd, port symbol and | | orifice diameter (2 digit) |
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