It is always a part of our service policy to maximize customer satisfaction.
We know very well that being a trusted partner is not an easy process.
Our quality standards for our manufacturing, sales and after-sales services have been audited in accordance with the requirements and certified by authorized institutions. For this reason, Ravelli has the required ISO 9001:2015 Quality Management Sytems Certifications and CE Attestation of Conformity Certifications.

- All Stainless Steel (AISI 304)
- Corrosion Resistant Construction
- Meets Drinking Water Regulations
- Enhanced Cooling Properties
- Reasonable Price Difference
- Replaceable Lead Connection
MOTOR PARTS & MATERIALS
All Stainless Steel 4″ Submersible Motor Parts & Materials

No | Part Name | Material |
1 | Nut | Inox |
2 | Hexagon Stud | Inox |
3 | Stud | Inox |
4 | Sand Slinger | Rubber |
5 | Washer | Stainless Steel |
6 | Sand Slinger Base | Plastic |
7 | Connector and Cable | AISI304 and Rubber |
8 | Connection Cable Screw | Inox |
9 | Lead Clamp Plate | Stainless Steel |
10 | Top End Bell cover | Stainless Steel |
11 | Seal | Rubber |
12 | Oil Fill Plug | Inox |
13 | O-ring | Rubber |
14 | Upper Bearing Body | Cast Iron (GG20-25) |
15 | Upper Bearing O-Ring | Rubber |
16 | Mechanical Seal | Steel |
17 | Wavy Spring | Spring Steel |
18 | Rotor with Shaft | Steel Sheet (AISI420) |
19 | Upper Ball Bearing | Steel |
20 | Lower Ball Bearing | Steel |
21 | Washer | Stainless Steel (AISI304) |
22 | Insulation Roll Up | Plastic |
23 | O-Ring | Rubber |
24 | Socket | Plastic |
25 | Connector Cable Screw | Inox |
26 | Rotor with Shaft | Steel Sheet (AISI420) |
27 | Insulation Roll Up | Plastic |
28 | Bottom End Bell | Aluminium |
29 | Lock screw | Inox |
30 | Lock Nut | Inox |
31 | Motor Outer Shell | Stainless Steel (AISI304) |
32 | Membrane | Rubber |
33 | Membrane Cover | Stainless Steel (AISI304) |
34 | Snap Ring | Spring Steel |
35 | Shell Protector | Plastic |
36 | Shell Protector Washer | Steel |
37 | Shell Protector Bolt | Inox |
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