Parts on group :
| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 010. | RD531-70010 | [1] | VALVE ASSY.BOOM | |
| 020. | RD411-70430 | [2] | CAP | |
| 030. | 68311-70930 | [2] | PLATE,SPRING | |
| 040. | RD411-70390 | [2] | SEAT,SPRING | |
| 050. | RD411-70410 | [2] | SPRING | |
| 060. | RD518-70452 | [1] | ASSY VALVE BOOM LOCK | |
| 070. | 04811-10240 | [2] | O - RING 2,0*23,5 | |
| 080. | 01311-10618 | [2] | BOLT | |
| 090. | 68493-70310 | [2] | POPPET | |
| 100. | 68493-70320 | [2] | SPRING | |
| 110. | RD411-70360 | [1] | SPRING | |
| 120. | RD411-70372 | [1] | FLANGE | |
| 130. | RD431-70380 | [1] | PLATE | |
| 140. | 04817-00180 | [1] | O RING | |
| 150. | 04817-00070 | [2] | O RING | |
| 160. | RD411-70330 | [1] | O RING | |
| 170. | 04817-00220 | [1] | O RING | |
| 180. | 01311-10618 | [4] | BOLT | |
| 190. | RD411-70460 | [1] | POPPET | |
| 200. | RC101-70530 | [1] | SPRING | |
| 210. | RD411-70470 | [1] | SPACER | |
| 220. | 04816-06120 | [1] | O RING | |
| 230. | RD411-70550 | [1] | RING,BACK UP | |
| 240. | 04817-00070 | [2] | O RING | |
| 245. | RD411-70490 | [1] | PLUG | |
| 250. | RD518-70510 | [1] | PISTON | |
| 260. | RD411-70540 | [1] | SPRING | |
| 270. | RD411-70560 | [1] | SPRING | |
| 280. | 04816-00090 | [1] | O RING | |
| 290. | 04816-06100 | [1] | O RING | |
| 300. | RP811-70570 | [1] | RING,BACK UP | |
| 310. | RP811-70560 | [1] | RING,BACK UP | |
| 320. | RD411-70570 | [1] | O RING | |
| 330. | RC101-70610 | [1] | ASSY PLUG | |
| 340. | RD411-70580 | [1] | SEAT,SPRING | |
| 342. | RD411-70480 | [1] | POPPET | |
| 344. | RD411-70520 | [1] | SPOOL | |
| 346. | RD411-70530 | [1] | SLEEVE | |
| 350. | 01311-10650 | [5] | BOLT,SOCKET HEAD | |
| 360. | 04817-00030 | [2] | O RING | |
| 370. | RC101-70570 | [2] | BACK UP RING | |
| 380. | RD411-70420 | [2] | PLUG | |
| 390. | RD411-70230 | [2] | ASSY VALVE RELIEF | <=30544 |
| 390. | RD411-70232 | [2] | ASSY VALVE RELIEF | >=30545 |
| 400. | RP402-70620 | [1] | ASSY PLUG | |
| 410. | RP402-70610 | [1] | PLUG ASSY |
