WKJ、WKM、WKL 递进分配器由A片（润滑剂由此进入）、E片（终端片）和夹在两者中间的M片（有1或2个具有计量功能的出油口）所组成。每只分配器至少要有3片M片，至多为8片按需组合。出油量和出油口数量根据所选用的M片情况而定。本分配器各片之间采用良好的密封垫片，出油口上均有单向阀，可防止泄漏、回流并保证额定出油量。
外观与外形尺寸
| 型号 | 柱塞系列 | 排量 ml/cyc | 出油口数 | 至高压力MPa |
| WKJ | 5T | 0.082 | 2 | 14MPa (7MPa润滑油) |
| 5S | 0.164 | 1 | ||
| 10T | 0.164 | 2 | ||
| 10S | 0.328 | 1 | ||
| 15T | 0.246 | 2 | ||
| 15S | 0.492 | 1 | ||
| WKM | 10T | 0.164 | 2 | 20MPa (10MPa润滑油) |
| 10S | 0.328 | 1 | ||
| 15T | 0.246 | 2 | ||
| 15S | 0.492 | 1 | ||
| 20T | 0.328 | 2 | ||
| 20S | 0.656 | 1 | ||
| 25T | 0.410 | 2 | ||
| 25S | 0.320 | 1 | ||
| 30T | 0.492 | 2 | ||
| 30S | 0.984 | 1 | ||
| 35T | 0.574 | 2 | ||
| 35S | 1.148 | 1 | ||
| WKL | 25T | 0.410 | 2 | 20MPa (10MPa润滑油) |
| 25S | 0.820 | 1 | ||
| 50T | 0.820 | 2 | ||
| 50S | 1.610 | 1 | ||
| 75T | 1.230 | 2 | ||
| 75S | 2.460 | 1 | ||
| 100T | 1.640 | 2 | ||
| 100S | 3.280 | 1 | ||
| 125T | 2.050 | 2 | ||
| 125S | 4.100 | 1 | ||
| 150T | 2.460 | 2 | ||
| 150S | 4.920 | 1 |
循环开关（供选件）
循环指示棒
注： 循环指示棒及循环开关为选择 （按需要选用）
| 型号 | 片数 | A | B | C | 至多出油口数 | 重量 kg | ||
| A | M | E | ||||||
| WKJ-3 | 1 | 3 | 1 | 67.6 | 87.6 | 91.1 | 6 | 1.3 |
| WKJ-4 | 1 | 4 | 1 | 85.2 | 105.2 | 108.7 | 8 | 1.5 |
| WKJ-5 | 1 | 5 | 1 | 102.8 | 122.8 | 126.3 | 10 | 1.8 |
| WKJ-6 | 1 | 6 | 1 | 120.4 | 140.4 | 143.9 | 12 | 2.0 |
| WKJ-7 | 1 | 7 | 1 | 158.0 | 158.0 | 161.5 | 14 | 2.3 |
| WKJ-8 | 1 | 8 | 1 | 155.6 | 175.6 | 179.1 | 16 | 2.5 |
WKJ 附件：M4*50L 安装螺栓（带螺母）4组
| 型号 | 片数 | A | B | C | 至多出油口数 | 重量 kg |
||
| A | M | E | ||||||
| WKM-3 | 1 | 3 | 1 | 83.1 | 101.6 | 112 | 6 | 2.9 |
| WKM-4 | 1 | 4 | 1 | 103.5 | 122.0 | 133 | 8 | 3.5 |
| WKM-5 | 1 | 5 | 1 | 123.9 | 142.4 | 153 | 10 | 4.0 |
| WKM-6 | 1 | 6 | 1 | 144.3 | 162.8 | 173 | 12 | 4.6 |
| WKM-7 | 1 | 7 | 1 | 164.7 | 183.2 | 194 | 14 | 5.2 |
| WKM-8 | 1 | 8 | 1 | 185.1 | 203.6 | 214 | 16 | 5.7 |
WKM 附件：M6*65L 安装螺栓（带螺母）3组
| 型号 | 片数 | A | B | C | 至多出油口数 | 重量 kg | ||
| A | M | E | ||||||
| WKL-3 | 1 | 3 | 1 | 125.6 | 141.6 | 168 | 6 | 11.1 |
| WKL-4 | 1 | 4 | 1 | 154.0 | 170.0 | 196 | 8 | 13.3 |
| WKl-5 | 1 | 5 | 1 | 182.4 | 198.4 | 225 | 10 | 155.5 |
| WKL-6 | 1 | 6 | 1 | 210.8 | 226.8 | 253 | 12 | 17.7 |
| WKL-7 | 1 | 7 | 1 | 239.2 | 355.2 | 282 | 14 | 19.9 |
| WKL-8 | 1 | 8 | 1 | 257.6 | 283.6 | 310 | 16 | 22.1 |
WKL 附件：M8*100L 安装螺栓（带螺母）4组
