5305-00-281-9336 SCREW,CAP,HEXAGON HEAD Index 5305-00-281-9340 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5306-00-281-9337

Federal Supply Class:
5306

National Item Identification Number:
002819337

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:
6091030EXU3AQUA-CHEM, INC.
60910312793AQUA-CHEM INC CLEAVER-BROOKS DIV
XD19A14180LULL CORP
XD19A66289WISCONSIN MOTORS LLC


Techincal Specification:
FASTENER LENGTH1.250 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING29.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.198 INCHES MINIMUM AND 0.208 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 3135 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.875 INCHES NOMINAL
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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