Description
The hydro-pneumatic pressure switch is a two-position, two-way reversing valve that controls the starting and stopping of the pneumatic oil pump.
| Hydro-Pneumatic Pressure Switch (QKY21-15 QKY21-25) | ||||
| In repair kit | (Item) | (Part No.) | (Description) | Qty |
| * | 1 | GB1235-76 16X2.4 | OO-Ring | 1 |
| 2 | YQKG-00-14 | Back-Up Ring | 1 | |
| 3 | YQKG-00-11A | Rod | 1 | |
| * | 4 | GB1235-76 12X1.9 | OO-Ring | 1 |
| 5 | YQKG-00-15 | Fluid Inlet Body | 1 | |
| 6 | YQKG-00-13 | Spring Retainer | 1 | |
| 7 | YQKG-00-12 | Spring | 1 | |
| 8 | YQKG-00-10 | Sleeve | 1 | |
| 9 | YQKG-00-08 | Adjustment Nut | 1 | |
| 10 | YQKG-00-07 | Lock Nut | 1 | |
| 11 | YQKG-00-09 | Male Threaded Insert | 1 | |
| * | 12 | GB1235-76 22X2.4 | OO-Ring | 1 |
| 13 | YQKG-00-16 | pin | 1 | |
| 14 | 1″YQKG-06A YQKG-00-06A |
Inlet Body | 1 | |
| 15 | YQKG-00-05 | Retainer Ring | 1 | |
| * | 16 | GB1235-76 13X1.9 | OO-Ring | 1 |
| 17 | 1″YQKG-04 YQKG-00-04 |
Sleeve | 1 | |
| 18 | YQKG-00-02 | Seal | 1 | |
| 19 | YQKG-00-03 | Retainer | 1 | |
| 20 | GB/T93-1987 6 | Spring Washer | 1 | |
| 21 | GB/T 70.1-2000 M6X35 GB/T 70.1-2000 M6X24 |
Screw | 1 | |
| * | 22 | GB1235-76 55X3.1 | OO-Ring | 1 |
| 23 | 1″YQKG-01 YQKG-OO-01 |
Outlet Body | 1 | |
| 24 | GB/T70.1-2000M10X25 | Screw | 4 | |
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