1560-01-506-0425 PLATE,STRUCTURAL,AIRCRAFT Index 5895-01-506-0427 MONITOR,RADIO FREQUENCY

National Stock Number:
5305-01-506-0426

Federal Supply Class:
5305

National Item Identification Number:
015060426

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
6390820-4101F103UNITED TITANIUM, INC.
6390820-41031442NORTHROP GRUMMAN SYSTEMS CORPORATION
6390820-41053711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
NOMINAL THREAD DIAMETER0.500 INCHES
SPECIAL FEATURESDATA IS EXPORT RESTRICTED
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL
FASTENER LENGTH2.062 INCHES MINIMUM AND 2.110 INCHES MAXIMUM
HEAD HEIGHT0.312 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-5-9047;COMP 7 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY OVERALL
PROPRIETARY CHARACTERISTICSPACS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2488B;TYPE 2 ASSN STD 1ST TREATMENT RESPONSE OVERALL AND MIL-L-46010;TYPE 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL AND LUBRICANT OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.828 INCHES NOMINAL
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNC


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