This Circlip 1,9 is a Genuine Hatz part designed for securing components in Hatz single-cylinder diesel engines, including the 1B20 and 1B30. Made from hardened steel for strength and wear resistance, it locates in a machined groove to prevent axial movement of parts such as shafts, pins, or bearings within the engine assembly. Built to cope with vibration and load, it helps maintain correct alignment and reliability over long service intervals. Manufactured to Hatz OEM tolerances (MPN: 50434800), it offers a precise fit that supports smooth operation and reduces the risk of premature wear. Suitable for workshop rebuilds and regular maintenance, it is an essential small part with a critical role in overall engine integrity.

Key Features:
– Genuine Hatz component for assured compatibility and quality (OEM MPN: 50434800)
– Precision dimensions for a secure, repeatable fit in Hatz 1B-series engine grooves
– Hardened steel construction for high strength and dependable retention under vibration
– Helps prevent axial movement of internal parts, supporting smooth and efficient running
– Suitable for harsh operating conditions typical of compact diesel engines
– Stable fit minimises risk of collateral damage from component drift or misalignment
– Consistent OEM specification simplifies selection during servicing and overhauls
– Straightforward to install and remove with appropriate circlip pliers
– Compact part with a critical function in maintaining assembly integrity
– Trusted replacement choice for professional mechanics and competent DIY users

Typical Applications:
Used during service or rebuild of Hatz 1B-series engines to retain components on shafts or within bores. Common in machinery powered by these engines across construction, landscaping, and agricultural settings, such as plate compactors, generators, pumps, and small plant. Ideal when replacing worn internal parts or when reassembling piston-related or shaft-mounted assemblies that require reliable axial retention.

Also known as:
Retaining ring, snap ring, C-clip, internal circlip, circlip ring, shaft retainer, groove ring, locking ring, axial retaining clip.

Fits Models:
1B20, 1B30, 1B40, 1B50

Alternate Part Numbers:
50434800

Product Specifications