5305-01-180-8685 SCREW,MACHINE Index 5305-01-180-8689 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-01-180-8688

Federal Supply Class:
5306

National Item Identification Number:
011808688

Description:
BOLT,INTERNAL WRENCHING

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.


Manufacturer Information:
6119659-103640LOCKHEED MARTIN CORPORATION


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.310 INCHES MINIMUM
FASTENER LENGTH2.360 INCHES MINIMUM AND
2.380 INCHES MAXIMUM
MATERIALSTEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEDOUBLE CHAMFER
HEAD DIAMETER0.308 INCHES MINIMUM AND
0.318 INCHES MAXIMUM
HEAD HEIGHT0.170 INCHES MINIMUM AND
0.210 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.158 INCHES MINIMUM AND
0.163 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FIRST DIAMETER FROM HEAD0.180 INCHES MINIMUM AND
0.190 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD0.135 INCHES MINIMUM AND
0.150 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.730 INCHES MINIMUM AND
0.770 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER2.050 INCHES MINIMUM


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