Used on support equipment,f-16 aircraft. 3a 1st end thread class with bleed hole, with integral cres filter screen, 700 by 80 mesh; weapon system essential passivate surface treated single joint, straight design unf 2nd end thread series
2a 1st end bulkhead thread class two thru holes, 0.061 in. min 0.066 in. max dia, located 0.450 in. from bulkhead end anodize surface treated flared w/ bulkhead thread unf 1st end bulkhead thread series
Used on nsn 2320-01-097-0260 hemtt (heavy expanded mobility tactical truck); nsn 2320-01-304-2277 pls (palletized loading system). 2a 1st end thread class 20 1st end thread quantity per inch weapon system essential nptf 2nd end thread series
3a 2nd end thread class 12 1st end thread quantity per inch machined groove in flared end to accommodate seal ring per KC103 passivate surface treated un 1st end thread series