An item designed to monitor engine vacuum to feather the choke opening in response to engine requirements, preventing stalls and hesitation from over-choking.
NSN 5990-01-588-3999
NSN 6135-01-275-1363
NSN 6110-00-870-5808
NSN 5999-01-068-0114
NSN 5920-01-006-2768
NSN 5945-00-271-7380
NSN 5945-01-328-8526
NSN 5925-01-177-4636
NSN 6150-01-299-5227
NSN 5945-01-015-2964
NSN 5855-00-079-2370
NSN 5960-00-515-7366