| No. |  | Part Number & Description |  | Qty. | 
| 20 |  | 291-13-750072 PR30 & PR40 Metric Bolt For Pump Head M12 x 70 |  | 12 | 
| 21 |  | 291-13-390092 PR30 & PR40 SS Washer For M12 x 70 Bolt |  | 12 | 
| 22 |  | 291-13-3460020 PR30 & PR40 Pump Head |  | 3 | 
| 26 |  | 291-13-3460380 Valve Gasket For PR17, PR30, and PR40 |  | 6 | 
| 27 |  | 291-13-3120510 Nut For All M8 Bolts |  | 12 | 
| 28 |  | 291-13-2429051 Valve For PR17, PR30, and PR40 |  | 6 | 
| 29 |  | 291-02-9910-380080 PR30 & D115 Piston Pin Snap Ring |  | 6 | 
| 30 |  | 291-02-9910-380300 PR30 & D115 Piston Pin 
 |  | 3 | 
| 31 |  | 291-13-3460090 PR30 Piston Connecting Rod Ring |  | 2 | 
| 32 |  | 291-13-3460080 PR30 Piston Connecting Rod |  | 3 | 
| 33 |  | 291-02-9910-580120 D115 Piston |  | 3 | 
| 34 |  | 291-02-9910-500260 PR30, PR40, D115, D160, & AR&HD250 Piston Ring |  | 3 | 
| 35 |  | 291-13-750110 PR30, D160, & D250 Diaphragm Sleeve 
 |  | 3 | 
| 36 |  | 291-13-550081 BlueFlex Diaphragm for D70/ 115/ 160/ AR&H250/ PR30/ PR40 Pump |  | 3 | 
| 37 |  | 291-13-2240101 PR30 & PR40 Hub Pin |  | 3 | 
| 38 |  | 291-13-580090 PR30 Diaphragm Plate |  | 3 | 
| 39 |  | 291-13-2240670 PR17, PR30, & PR40 Hub Pin Nut |  | 3 |