5310-01-137-5231 NUT,SELF-LOCKING,EXTENDED WASHER Index 5310-01-137-5234 WASHER,FLAT

National Stock Number:
5310-01-137-5232

Federal Supply Class:
5310

National Item Identification Number:
011375232

Description:
NUT,SLEEVE

Detail:
AN INTERNALLY THREADED ITEM WITH A CYLINDRICAL AND/OR SQUARE, HEXAGONAL, OCTAGONAL, OR DODECAGONAL OUTER PERIPHERY (PARALLEL TO THE THREADED AXIS) A PORTION(S) OF WHICH MAY OR MAY NOT BE ENLARGED, FORMING A FLANGE(S) AND/OR SHOULDER(S). ITEMS NOT HAVING AN ENLARGED OUTER PORTION MAY BE THREADED, A PART OF THE FULL LENGTH, OR TAPPED FROM BOTH ENDS. ITEMS HAVING AN ENLARGED OUTER PORTION (FLANGE(S) OR SHOULDER(S)) MAY BE THREADED THE FULL LENGTH, THREADED A PART OF THE FULL LENGTH, OR TAPPED FROM BOTH ENDS. ITEMS TAPPED FROM BOTH ENDS SHALL HAVE EITHER RIGHT-HAND THREADS ON BOTH ENDS OR LEFT-HAND THREADS ON BOTH ENDS. FOR ITEMS CONFORMING TO ANY OF THE ABOVE AND HAVING A LENGTH OVERALL EXCEEDING TWO TIMES THE LARGEST OUTSIDE DIAMETER OR WIDTH ACROSS FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. FOR ITEMS WITH AN OUTSIDE CONTOUR THAT IS THE SAME THE FULL LENGTH, HAVING A CONTINUOUS THREAD THROUGH ITS ENTIRE LENGTH, AND THE LENGTH DOES NOT EXCEED TWO TIMES THE DIAMETER OR WIDTH ACROSS THE FLATS USE NUT (1), PLAIN (AS MODIFIED). EXCLUDES NUT (1), PLAIN, CAP. SEE ALSO TURNBUCKLE BODY.


Techincal Specification:
DRILLED HOLE DIAMETER0.406 INCHES NOMINAL
COUNTERBORE DIAMETER2.391 INCHES NOMINAL NUT
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
CROSS-SECTIONAL SHAPEROUND NUT
FLANGE DIAMETER3.500 INCHES NOMINAL
FLANGE THICKNESS0.188 INCHES NOMINAL
HOLE CONFIGURATION STYLECONFIGURATION F
HOLE TYPE AND QUANTITY4 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 905 OVERALL
NOMINAL THREAD SIZE2.375 INCHES
NUT COUNTERBORE DEPTH1.125 INCHES NOMINAL NUT
NUT DIAMETER2.750 INCHES MINIMUM
NUT LENGTH2.312 INCHES NOMINAL
NUT STYLESLEEVE
THREAD CLASS2B
THREAD DIRECTIONLEFT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH12


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