A nut, flat on top and bottom, having 4 flat sides. 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 6320-01-462-2295
NSN 5920-01-534-5933
NSN 6620-01-386-5543
NSN 6685-01-116-4526
NSN 5998-00-455-2460
NSN 5998-00-947-4552
NSN 5996-00-038-8276
NSN 4140-00-513-1089
NSN 5910-01-268-1226
NSN 5965-01-456-6622
NSN 6105-01-575-3564
NSN 5945-01-608-2840