Pentair Letro JV105 Cleaner Roller Arm Nut (EU78)
| Nuts Bolts & Screws | |
| Pentair/Letro | |
| EU78 | |
| 87-104-1530 |
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Small hardware can make a big difference in pool equipment repairs. This Pentair fastener or retaining component is made for the listed assembly and helps secure parts that must stay aligned under vibration, water pressure, and routine service conditions. It is a useful replacement when original hardware is missing, stripped, corroded, or no longer tightening correctly.
- Identified by Pentair part number EU78 for accurate matching.
- Supports secure assembly of the specified pump, cleaner, lighting, or valve component.
- Helps prevent loose fittings, misalignment, and avoidable service callbacks.
- Best installed with the correct mating part and manufacturer torque guidance when applicable.
Verify model compatibility and part number EU78 before installation.
Pentair / Letro – Pressure Side Pool Cleaners, Letro Cleaners and Replacement Parts |
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Who is Pentair / Letro?
Pentair / Letro refers to Pentair’s line of pressure-side pool cleaners and legacy Letro cleaning systems, widely used in residential pools for automatic debris removal. Letro was a well-known brand in pressure-side cleaning technology, and its products are now supported under the Pentair umbrella. These cleaners remain popular for their reliability and strong cleaning performance. What products does Pentair / Letro specialize in?Pentair / Letro specializes in pressure-side pool cleaners, cleaner parts, debris bags, hoses, wheels, and internal components. Their product lineup includes cleaners that connect to a dedicated pressure line or booster pump to sweep, vacuum, and collect debris from pool floors and surfaces. These systems are designed for efficient, automated cleaning. Why choose Pentair / Letro parts for your pool or spa?Pentair / Letro products are known for durability, powerful cleaning action, and long service life. Pressure-side cleaners are especially effective at handling larger debris such as leaves and dirt without overloading the pool’s filtration system. Pool owners choose Pentair / Letro for reliable cleaning performance and easy maintenance. How do you identify and choose the correct Pentair / Letro part?To select the correct Pentair / Letro component, it’s important to identify your cleaner model and match part numbers such as bags, tires, or internal assemblies. Many Letro models are legacy systems, so cross-referencing with Pentair replacement parts is often required. Choosing the right part ensures proper cleaner function and optimal debris removal. Need help finding the right Pentair / Letro part?At Bath & Spa Parts Online, we carry a wide selection of Pentair / Letro pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support. |
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