53 SW1 series plunger pump
SW1B1511
- 11Flow, l/min
- 150Pressure, bar
- 1450Speed, rpm
- 3.15Power, kW
50 Hz Rated at a motor speed for 50 Hz mains (UK, Europe, Africa, Australia, most of Asia).

Specification
- Flow
- 11 l/min
- Pressure
- 150 bar
- Speed
- 1450 rpm
- Absorbed power
- 3.15 kW
- Weight
- 6 kg
Kits
Oil seals1
| Part number | Description | Per pump | Suppliers |
|---|---|---|---|
| KIT 311 | Oil seal kit | 3 |
Valves2
Other kits6
Parts list
Positions are the balloon numbers on Interpump's exploded view. A part with no number of its own comes in the kit shown beside it.
| Pos | Part number | Description | Qty | In kit |
|---|---|---|---|---|
| 2 | 36202551 | Valve cage | 3 | KIT 341 |
| 3 | 94737300 | Spring Ø9.4 x 14.8 - S.S. | 3 | KIT 341 |
| 4 | 36200176 | Valve plate | 3 | KIT 341 |
| 5 | 36203666 | Valve seat stainless (63SS) | 3 | KIT 341 |
| 6 | 90384100 | O-ring 17,12 x 2,62 (3068) | 6 | KIT 341 |
| 7 | 36713001 | Valve assembly (63 SS) | 3 | KIT 341 |
| 8 | 53212556 | Tappo valvole aspirazione e mandata (SS1) | 3 | |
| 9 | 53212336 | Coperchio valvole aspirazione | 1 | |
| 10 | 99169000 | Screw M05 x 55 spec. A2-70 | 3 | |
| 11 | 96690500 | Washer Ø5 x 11.5 x 0.4 INOX+FKM58/59/63HT | 3 | |
| 13 | 90367400 | O-ring Ø12 x 2 (120-20) | 6 | KIT 334 |
| 14 | 53211166 | Valve seat - S.S. | 3 | KIT 334 |
| 15 | 36211276 | Spherical valve | 3 | KIT 334 |
| 16 | 94733300 | Spring Ø6.2 x 10.5 S.S. | 3 | KIT 334 |
| 17 | 36211151 | Valve cage | 3 | KIT 334 |
| 18 | 36724501 | Outlet valve S.53 SS | 3 | KIT 334 |
| 19 | 36217851 | Inlet/outlet valve cap (E1) | 3 | |
| 20 | 53212436 | Coperchio valvole mandata | 1 | |
| 21 | 99199200 | Screw M6 x 60 UNI 5931 | 4 | |
| 25 | 90360400 | O-ring 25,12 x 1,78 (2100) | 3 | KIT 381, KIT 382, KIT 383, KIT 384 |
| 26 | 98210066 | Plug G 3/8 x 13 stainless | 1 | |
| 27 | 98218000 | Plug G 1/2 x 10 stainless | 1 | |
| 28 | 96699000 | Washer Ø7.5 x 23 x 0.5 | 3 | |
| 29 | 53210382 | Sponge gasket D.3.0 x 85.0 | 1 | |
| 30 | 53010022 | Pump crankcase | 1 | |
| 31 | 90159300 | Oil seal D.18.0 x 24.0 x 4.0 | 3 | KIT 311 |
| 32 | 53050166 | Piston guide | 3 | |
| 33 | 97733800 | Connecting-rod pin D.10 x 26.5 | 3 | |
| 34 | 53030022 | Connecting rod | 3 | |
| 35 | 53150022 | Side crankcase cover | 1 | |
| 36 | 99183800 | Screw M6 x 14 UNI 5931 | 8 | |
| 37 | 53210851 | Oil level gauge | 1 | |
| 39 | 60028335 | Crankshaft C.10.0, SW1B1507 SW1B1511 SW1C1509 SW1C1513 | 1 | |
| 41 | 90389800 | O-ring 56,82 x 2,62 (3225) | 1 | |
| 42 | 90164100 | Oil seal Ø25 x 62 x 10 | 1 | |
| 43 | 91489200 | Key 8(h9)X7 x 35 UNI 6604/A | 1 | |
| 44 | 98210800 | Oil dipstick G 3/8’’x45 | 1 | |
| 45 | 90391700 | O-ring d. 88.57 x 2.62 NBR 70SH 3350 | 1 | |
| 46 | 53160022 | Rear crankcase cover | 1 | |
| 47 | 98204000 | Plug G1/4 x 9 S.S. | 1 | |
| 48 | 90358500 | O-ring 10,82 x 1,78 (2043) | 1 | |
| 50 | 90385900 | O-ring 25,07 x 2,62 (3100) | 1 | |
| 51 | 90067100 | Circlip ZJ30 | 1 | |
| 52 | 99186800 | Screw M6 x 18 5931 | 6 | |
| 53 | 90514650 | Anello antiest. 22.4 x 18.3 x 1.5 (S.81) | 3 | |
| 54 | 90509300 | Anello antiest. 16.4 x 13.2 x 1.3 (E1) | 3 | |
| 55 | 99199830 | Screw M6 x 75 5931 | 4 | |
| 56 | 99305800 | Screw M8 x 20 5931 | 4 | |
| 57 | 98197200 | Plug G1/8 x 8 S.S. | 1 | |
| 58 | 99303700 | Screw m 8 x 16-5739 | 4 | |
| 59 | 96701600 | Washer 8,4 | 4 | |
| 60 | 50200074 | Pump foot | 2 |
Motor
A 4-pole motor of at least 3.15 kW drives this pump at 1450 rpm. Single-phase motors are listed last, for a 230 V supply.
| Motor | kW | rpm | Frame | Class | A at 400 V | Suppliers |
|---|---|---|---|---|---|---|
| RNE 112a4 | 4 | 1450 | IEC 112 | IE3 | 8.2 | |
| RN 112a4 | 4 | 1430 | IEC 112 | IE1 | 8.5 | |
| RN 100c4 uprated | 4 | 1405 | IEC 100 | IE1 | 9.1 | |
| RNM 112d4 | 4 | 1400 | IEC 112 | Single-phase | 22 at 230 V |
The contactor and overload relay for each motor are on the motor's page.
Flange
The flange bolts the pump to the face of the motor. It depends on the motor's IEC frame.
- IEC 100, 28 mm shaft (RN 100c4) No Interpump flange listed for this motor.
- IEC 112, 28 mm shaft (RNE 112a4, RN 112a4, RNM 112d4) No Interpump flange listed for this motor.
Coupling
The flexible coupling joins the motor shaft to the pump shaft inside the flange.
- IEC 100, 28 mm motor shaft No Interpump coupling listed: you need one for a 28 mm motor shaft to the pump shaft.
- IEC 112, 28 mm motor shaft No Interpump coupling listed: you need one for a 28 mm motor shaft to the pump shaft.
Other Interpump 53 SW1 series pumps
SW1B1505SW1B1507SW1B1509SW1B1512SW1B1513SW1B1514SW1C1504SW1C1509SW1C1511SW1C1513SW1C1515