Description
Overview:
The Union for Robin/Subaru EX13 Engine (part no. 050-51200-20) is a compact metal connector used to join engine lines securely and maintain a leak-free seal within the engine assembly. Built from durable, wear-resistant materials, it withstands vibration and heat typical of small petrol engines used on site and in the garden. It is engineered to OEM specifications for a precise fit on Robin/Subaru engines, including EX13 and EX21, and is also listed for EX27. This union helps restore or maintain reliable operation where a rigid, sealed connection is needed, supporting routine servicing and repairs on equipment such as generators, plate compactors, pumps, tillers, and other machinery powered by these engines.
Key Features:
- OEM reference 050-51200-20 for accurate identification and fitment
- Robust metal construction for long service life under engine vibration and heat
- Machined threads to match factory specification for a secure, repeatable seal
- Helps prevent fluid or air leaks to support consistent engine performance
- Suitable for maintenance and replacement without special tools
- Compact form factor for easy access in tight engine bays
- Compatible with Robin/Subaru EX13, EX21, and EX27 small engines
- Reliable choice for both workshop repairs and on-site fixes
- Corrosion-resistant finish to handle outdoor and damp working conditions
- Supports efficient running, reducing downtime and rework
Typical Applications:
Used to reconnect or replace a worn union within the engine assembly on Robin/Subaru EX-series engines. Common in fuel, breather, or general line junctions where a sealed, threaded coupling is required on construction and garden machinery such as generators, pumps, compaction equipment, and cultivators.
Also known as:
Engine union, line union, pipe union, threaded connector, coupling, joiner, engine line fitting, EX-series union, Subaru small engine connector.
Fits Models:
EX13, EX21, EX27
Alternate Part Numbers:
RB050-51200-20, 050-51200-20, RB0505120020, 050 51200 20, 0505120020
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