Used on ng nav system. 3b 1st end thread class 20 1st end thread quantity per inch connector-tube coupling, female dynamic beam rigid, center wrenching facility unjs 1st end thread series
coupling, tube body type is port connector; ss swagelok tube fitting, port connector, 3/8 in. tube od; part must not be adversely affected by exposure to salt spray test per mil-std-810, method 509 insert coupling
3a 2nd end thread class 12 2nd end thread quantity per inch fitting, straight thread weldable rigid w/offset wrenching facility un 2nd end thread series