5306-00-638-8201 BOLT,MACHINE Index 5306-00-638-8206 BOLT,MACHINE

National Stock Number:
5306-00-638-8204

Federal Supply Class:
5306

National Item Identification Number:
006388204

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.


Manufacturer Information:
43B260510001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
5306006388204SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
AN10-23A88044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
903242A274NSCANDINAVIAN MANUFACTURING SCAMA AB


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH2.516 INCHES NOMINAL
MATERIALSTEEL COMP 4037 OR
STEEL COMP 4130 OR
STEEL COMP 8630 OR
STEEL COMP 8735 OR
STEEL COMP 8740 OR
STEEL COMP 4140 OVERALL
THREAD LENGTH0.954 INCHES MINIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.625 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.328 INCHES MINIMUM AND
0.360 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.928 INCHES MINIMUM AND
0.940 INCHES MAXIMUM
GRIP LENGTH1.562 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN10-23A


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