5331-00-138-9966 O-RING Index 5305-00-138-9972 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-00-138-9967

Federal Supply Class:
5306

National Item Identification Number:
001389967

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:
AN12-61A80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
AN12-61A88044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH6.265 INCHES MINIMUM AND
6.312 INCHES MAXIMUM
MATERIALSTEEL COMP 8740 OR
STEEL COMP 8735 OR
STEEL COMP 4130 OR
STEEL COMP 4140 OVERALL
THREAD LENGTH1.063 INCHES MINIMUM AND
1.140 INCHES MAXIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3A
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR
MIL-S-6098 MIL SPEC 2ND MATERIAL RESPONSE OR
MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE OR
MIL-S-5626 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.390 INCHES MINIMUM AND
0.422 INCHES MAXIMUM
WIDTH BETWEEN FLATS1.053 INCHES MINIMUM AND
1.066 INCHES MAXIMUM
GRIP LENGTH5.172 INCHES MINIMUM AND
5.202 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD


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