The washers, o-rings and gaskets are used in many different sections within your heating unit. They are used when sealing pipework to other parts within the boiler. Heat exchangers, flues and many other sections require orings, washers and gaskets to prev

Brand Name	Worcester Bosch
Colour	Black
Material	Rubber
Manufacturer Model No	87161165490
Wear Type	string
Type	O Ring
Certifications Met	string
Country of Origin	string
Protects From	string
Waterproof	string
Number of Pockets	string
Part Number	87161165490
Measurements	13.87mm X 3.53mm
Product Type	O Ring
Waist Size	aa65ch14gs
ERP Rating	Not Applicable