Used on ma-3 air cond-diesel
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
NSN 5855-00-058-1293
NSN 6135-00-377-9165
NSN 6135-01-400-2947
NSN 5910-01-418-9192
NSN 2925-00-881-3770
NSN 6240-01-277-3762
NSN 5925-01-546-6824
NSN 5975-00-232-7647
NSN 6240-00-813-6328
NSN 5999-00-014-3396
NSN 5925-00-902-2786
NSN 6620-01-093-1383