Machined groove in flared end to accommodate seal ring per kc103
A tube fitting with external threads other than pipe or hose series having an internal or external seating surface. The seating surface is designed to form a seal when mated with other tube fittings to retain fluids under pressure during equipment operation. For items without a specific seating surface which are designed to utilize a gasket or packing under the head for forming a seal, see plug, machine thread.
NSN 6240-00-275-1950
NSN 5945-01-412-4081
NSN 6685-01-590-2705
NSN 4140-01-641-2208
NSN 6320-01-166-3602
NSN 5990-00-994-0555
NSN 6130-00-899-7165
NSN 5990-01-205-5937
NSN 6110-01-184-2456
NSN 5965-01-029-5222
NSN 5855-01-020-7982
NSN 6150-01-321-6183