3a thread class right-hand 1.000" overall length inside dia at head end flared; drilled hole 0.185 in. dia 0.109 in. deep located 0.281 in. from bottom with nylon insert hexagon, external thread, internal shoul der
2a thread class right-hand 0.562" overall length 15000.0 pounds per square inch proof load strength rating used with compression sleeve inverted nut, tube, compression
3a external thread class right-hand external 0.641" overall length anodize surface treated plug, tube fitting flared (note: drilled hole is optional should not be considered as a separating characteristic unjf external thread series
2a external thread class right-hand external 4.500" overall length 12 external thread quantity per inch plug, tube fitting flareless (note: drilled hole is optional should not be considered as a separating characteristic un external thread series