4730-01-343-1771 LOCKNUT,TUBE FITTING Index 5310-01-343-1773 WASHER,FLAT

National Stock Number:
5310-01-343-1772

Federal Supply Class:
5310

National Item Identification Number:
013431772

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:
1259184519200US ARMY ARDEC RDECOM


Techincal Specification:
CROSS-SECTIONAL SHAPEROUND OVERALL
FLANGE DIAMETER2.260 INCHES NOMINAL
FLANGE THICKNESS0.420 INCHES NOMINAL
NUT DIAMETER1.5020 INCHES NOMINAL
NUT LENGTH0.660 INCHES NOMINAL
NUT STYLESLEEVE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A304 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 5140H AND STEEL COMP 4140H OVERALL
NOMINAL THREAD SIZE1.125 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TYPE Z,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE ZINC OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH12


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