SierraMarine 1842539 Drain Screw O-Ring, Package

The SierraMarine 1842539 Drain Screw O-Ring is a replacement sealing component designed for marine maintenance and repair applications. It helps support a secure seal around a drain screw, helping reduce the risk of fluid seepage when properly installed with the corresponding hardware and equipment. This component is supplied as a package, making it a practical choice for scheduled service, parts replacement, or maintaining commonly used repair items in a marine toolkit.
Use the SierraMarine 1842539 O-ring when servicing equipment that specifies this part number or requires a compatible drain screw sealing ring. Before installation, inspect the mating surfaces, drain screw, and surrounding threads for damage, contamination, or wear. Clean the sealing area and confirm that the replacement ring is seated correctly without twisting, pinching, or stretching. Proper installation should follow the equipment manufacturer’s service instructions and torque requirements to help achieve reliable sealing performance.
The SierraMarine brand is recognized for replacement components used in marine service and repair. Part number 1842539 provides a clear reference when identifying the correct drain screw O-ring for maintenance records, service planning, and replacement-part ordering. Because O-ring requirements can vary by application, verify the equipment manufacturer’s specifications and compare the existing component before installation. The package format can also help keep a replacement available for future maintenance while supporting organized service work.

Features:

• Replacement drain screw O-ring for marine maintenance and repair applications

• Helps provide a reliable seal around a compatible drain screw when properly installed

• SierraMarine part number 1842539 for straightforward identification and ordering

• Supplied per package for scheduled service and replacement needs

• Suitable for use when specified by the equipment manufacturer