An item consisting of a metal frame in which is inserted a flat metal plate mounted on a shaft. The plate, fluctuating automatically according to changes in atmospheric pressure, controls the stack or flue draft and maintains an absolute constancy of draft regardless of varying weather conditions.
What are the manufacturers of nsn 4520003770742?
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Does this nsn 4520003770742 have a shelf life? No. This NSN does not have an applicable shelf life. |
What is the formal definition of nsn 4520003770742 An item consisting of a metal frame in which is inserted a flat metal plate mounted on a shaft. the plate, fluctuating automatically according to changes in atmospheric pressure, controls the stack or flue draft and maintains an absolute constancy of draft regardless of varying weather conditions. |
Does nsn 4520003770742 contain any precious metals? Precious metal content is unknown. |
Does nsn 4520003770742 contain any hazardous materials? No MSDS. No hazardous material. |
What is the ESD classification of nsn 4520003770742? No known electrostatic discharge. |
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