51 series plunger pump
TT9071
- 10.6Flow, l/min
- 55Pressure, bar
- 3400Speed, rpm
- 1.1Power, kW
60 Hz Rated at a motor speed for 60 Hz mains (North America, parts of South America and Asia).

Specification
- Flow
- 10.6 l/min
- Pressure
- 55 bar
- Speed
- 3400 rpm
- Absorbed power
- 1.1 kW
- Plunger
- 15 mm
- Shaft
- Hollow
- Weight
- 5.2 kg
Kits
Valves1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 1 | Intake/delivery valve |
Other kits5
Parts list
Interpump make this pump in 3 versions. The list below is for the first, hollow shaft (key) + vers. A - GAS. The others: hollow shaft (key) + vers. C - GAS; VH Version. Their parts are in Interpump's parts sheet (link above).
Positions are the balloon numbers on Interpump's exploded view.
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 99186700 | Screw m 6 x 18 UNI 5931 | 8 |
| 2 | 98210300 | Oil dip-stick G3/8 x 51 | 1 |
| 3 | 98204100 | Plug G1/4 x 9 | 1 |
| 4 | 98221800 | Tappo m 24 x 1,5 x 11 | 6 |
| 5 | 90384700 | O-ring 20,29 x 2,62(3081) | 6 |
| 6 | 51120041 | Testata ottone Ø15 | 1 |
| 7 | 44211570 | Washer Ø8 | 3 |
| 8 | 92221600 | Nut M8 x 13 x 5 | 3 |
| 9 | 90357300 | O-ring Ø5,28 x 1,78 (2021) | 3 |
| 10 | 90502200 | Anti-extrusion ring | 3 |
| 11 | 51209051 | Protezione | 1 |
| 12 | 51160022 | Coperchio post.carter oss. (W1) | 1 |
| 13 | 90391700 | Or Ø88,57 x 2,62 (3350) | 1 |
| 15 | 98210050 | Plug G3/8 x 13 TE22 | 1 |
| 16 | 51020965 | Albero ecc. C.6.6 - cavo Ø5/8" | 1 |
| 17 | 90066700 | Circlip Ø30 UNI 7435 | 1 |
| 18 | 91837300 | Cuscinetto sfere 6206 | 1 |
| 19 | 90165100 | Anello rad. 30.0 x 62.0 x 10.0 | 1 |
| 21 | 51010622 | Carter pompa | 1 |
| 22 | 98210000 | Plug G3/8 x 13 | 1 |
| 23 | 90360400 | O-ring 25,12 x 1,78 (2100) | 3 |
| 24 | 90383500 | O-ring 15,08 x 2,62 (119) | 3 |
| 25 | 51100051 | Head ring Ø15 | 3 |
| 26 | 90262000 | Packing Ø15 x 25 x 5/3,1 | 3 |
| 27 | 51080070 | Anello di fondo Ø15 v | 3 |
| 28 | 99194300 | Vite tcei M6 x 40 8.8 UNI5931 zinc. | 8 |
| 29 | 96693800 | Washer 6,4 x 10 x 0,7 | 12 |
| 30 | 51040009 | Pistone Ø15 x 25 | 3 |
| 31 | 96707000 | Rosetta Ø9 x 23 x 0,5 W1 | 3 |
| 32 | 90156500 | Anello di ten. corteco a 15 x 24 x 5 | 3 |
| 33 | 51050056 | Guida pistone | 3 |
| 34 | 97731000 | Spinotto Ø8 x 24,5 | 3 |
| 35 | 51030022 | Biella | 3 |
| 36 | 91801400 | Boccola a rullini | 1 |
| 37 | 47221301 | Oil sight glass assembly G3/4 | 1 |
| 38 | 90385900 | O-ring 25,07 x 2,62 (3100) | 1 |
| 39 | 36703201 | Valve assembly. | 6 |
| 41 | 90383300 | O-ring 13,95 x 2,62 (3056) | 1 |
| 42 | 90384100 | O-ring 17,12 x 2,62 (3068) | 6 |
| 43 | 36200366 | Valve seat | 6 |
| 44 | 36200176 | Valve plate | 6 |
| 45 | 94737600 | Spring Ø9,4 x 14,8 | 6 |
| 46 | 36200251 | Valve cage | 6 |
| 47 | 10034422 | Flangia APPLIC.MOT.EL.56C(USA) | 1 |
| 48 | 96710400 | Washer 10,5 x 16 x 1 | 4 |
| 49 | 99334500 | Vite 3/8"-16 x 1" ansi B18.2.1 z | 4 |
| 99 | 97595000 | Spia livello olio Ø25 x 7.8 NBR | 1 |
Motor
This pump has a hollow shaft. It fits straight onto the shaft of a hollow-shaft motor or engine, so there is no flange or coupling between them. You need a hollow-shaft motor of at least 1.1 kW.
Flange
None needed: the pump fits straight onto a hollow-shaft motor.
Coupling
None needed: the pump fits straight onto a hollow-shaft motor.
Other Interpump 51 series pumps
T1209T1212T1508T9051TT551TT561TT741TT751TT901TT931TT941TT951TT1508TT1510TT1511TT1512TT1513TT9061TT9091W905W1208W1210W1507WW55WW56WW74WW75WW90WW93WW94WW95WW906WW907WW909WW1508WW1509WW1510WW1511WW1513