Used on 2320-01-442-1940, truck, cbt, (command bridge transporter). 2a all ends thread class 12 2nd end thread quantity per inch phosphate surface treated un 2nd end thread series
2b 1st end thread class 20 1st end thread quantity per inch support grumman a-10 aircraft anodize surface treated rigid w/offset wrenching facility un 1st end thread series
Used on mrap buffalo mk2a2. 3a external thread class right-hand external 0.704" overall length anodize surface treated plug, tube fitting flareless (note: drilled hole is optional should not be considered as a separating characteristic unjf external thread series
Used on automated surface observing system (asos). 2a external thread class right-hand external anodize surface treated plug, tube fitting flareless (note: drilled hole is optional should not be considered as a separating characteristic unf external thread series