5310-01-426-3136 WASHER,FLAT Index 5330-01-426-3138 GASKET

National Stock Number:
5310-01-426-3137

Federal Supply Class:
5310

National Item Identification Number:
014263137

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.


Manufacturer Information:
42R31-M07-F0904729UNICORP.


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLESLEEVE
NUT DIAMETER0.528 INCHES MINIMUM AND
0.534 INCHES MAXIMUM
NUT LENGTH0.370 INCHES MINIMUM AND
0.380 INCHES MAXIMUM
BOSS DIAMETER0.430 INCHES MINIMUM AND
0.433 INCHES MAXIMUM
BOSS THICKNESS0.245 INCHES MINIMUM AND
0.255 INCHES MAXIMUM
NUT COUNTERBORE DEPTH0.088 INCHES MINIMUM AND
0.098 INCHES MAXIMUM NUT
0.427 INCHES MINIMUM AND
0.442 INCHES MAXIMUM BOSS
COUNTERBORE DIAMETER0.312 INCHES MINIMUM AND
0.317 INCHES MAXIMUM NUT
0.374 INCHES MINIMUM AND
0.377 INCHES MAXIMUM BOSS
CROSS-SECTIONAL SHAPEROUND NUT
ROUND BOSS


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