A fitting used with a union nut and a tailpiece to form a union.
NSN 2925-00-080-2124
NSN 6145-01-304-2284
NSN 2925-01-342-1712
NSN 5930-00-621-0733
NSN 5835-01-056-9303
NSN 6105-00-353-8153
NSN 6150-01-370-3227
NSN 5996-01-295-4936
NSN 6650-01-556-6941
NSN 6220-01-600-4336
NSN 5996-00-655-0305
NSN 5999-01-617-8985