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A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots, when used in conjunction with a solid or split (cotter) pin, act as an extra ""fail safe"", feature in critical applications. Excludes NUT (1), SELF-LOCKING, CASTELLATED, OCTAGON.
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NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH