No other part numbers with same form, fit, and function found.
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.
NSN 6240-00-785-8398
NSN 6645-01-424-9415
NSN 6240-01-109-4680
NSN 5990-00-138-0854
NSN 5910-00-218-1114
NSN 5905-00-804-8142
NSN 5950-00-018-1048
NSN 6110-00-939-7065
NSN 7035-01-192-9989
NSN 5985-01-045-3924
NSN 6135-01-077-5705
NSN 6150-00-111-0881