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National Stock Number:
5310-01-620-6220
Federal Supply Class:
5310
National Item Identification Number:
016206220
Description:
NUT,SELF-LOCKING,CASTELLATED,DOU
Detail:
A NUT HAVING 12 DRIVE POINTS, 24 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.
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Manufacturer Information:
| 77377-9 | 80539 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.562 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 8740 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | NUT STYLE | CASTELLATED, DOUBLE HEXAGON | | NUT HEIGHT | 0.447 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 1.049 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
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