Other end is left-handed threads
An internally threaded item with a cylindrical and/or square, hexagonal, octagonal, or dodecagonal outer periphery (parallel to the threaded axis) a portion(s) of which may or may not be enlarged, forming a flange(s) and/or shoulder(s). Items not having an enlarged outer portion may be threaded, a part of the full length, or tapped from both ends. Items having an enlarged outer portion (flange(s) or shoulder(s)) may be threaded the full length, threaded a part of the full length, or tapped from both ends. Items tapped from both ends shall have either right-hand threads on both ends or left-hand threads on both ends. For items conforming to any of the above and having a length overall exceeding two times the largest outside diameter or width across flats, use post, electrical-mechanical equipment. For items with an outside contour that is the same the full length, having a continuous thread through its entire length, and the length does not exceed two times the diameter or width across the flats use nut (1), plain (as modified). Excludes nut (1), plain, cap. See also turnbuckle body.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 5960-00-977-6179
NSN 5930-01-509-2630
NSN 6150-01-326-2592
NSN 5999-01-444-4852
NSN 5835-01-351-8429
NSN 5985-01-441-8471
NSN 5855-01-286-9928
NSN 5925-01-221-3400
NSN 5990-00-226-1152
NSN 5998-01-484-5231
NSN 6620-01-606-8964
NSN 4140-01-367-4531