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National Stock Number: 5310-01-562-1258
Federal Supply Class: 5310
National Item Identification Number: 015621258
Description: NUT,SELF-LOCKING,CASTELLATED,HEX
Detail: A NUT HAVING 6 FLAT SIDES, FLAT ON THE BOTTOM AND HAVING A SLOTTED CYLINDRICAL OR DOME SHAPED 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, SLOTTED, HEXAGON.
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Manufacturer Information:
90566A265 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
NUT HEIGHT | 0.750 INCHES NOMINAL | NUT STYLE | CASTELLATED, HEXAGON | MATERIAL | PLASTIC POLYAMIDE LOCKING INSERT | MATERIAL | STEEL NUT | NOMINAL THREAD SIZE | 1.250 INCHES | WIDTH ACROSS FLATS | 1.812 INCHES NOMINAL | SURFACE TREATMENT | ZINC NUT | THREAD DIRECTION | RIGHT-HAND | THREAD QUANTITY PER INCH | 12 | THREAD SERIES | UNF |
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