Max surface finish, all surfaces 125 microinch aa, countersink id t0 0.812 in. Diameter on each side
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.)
Classification: Nuts of iron or steel
NSN 5920-00-257-2950
NSN 5895-00-994-4597
NSN 5925-00-884-5469
NSN 2925-01-175-1217
NSN 6620-01-043-6424
NSN 5910-01-124-6069
NSN 5945-00-269-5375
NSN 5960-01-366-6246
NSN 5975-00-088-5127
NSN 6110-01-144-9535
NSN 5835-01-384-3206
NSN 6220-01-350-3108