The cover A21.05.480 (also known as the plug A21.01.270-1) is designed for installation on radiators 150U.13.010-1 and 150U.13.010-3T-150 tractors. It is screwed into the upper tank of the radiator 150U.13.105-1 and acts as a locking element, ensuring tightness cooling systems.
The design of the cover includes a rotating mechanism with a spring and a rubber sealing element, which guarantees a tight fit and prevents leakage of coolant even at increased pressure.
The cover has a similar number 130-1304010, used for ZIL cars, and is interchangeable with plugs used on tractors HTZ, T-150, T-151, T-156, tractors UMZ, cars ZIL, KAMAZ, as well as on combines DON.
It is made of durable materials with high resistance to corrosion, temperature changes and long-term loads, which guarantees reliable operation in difficult operating conditions.