5305-01-323-1137 SCREW,CAP,SOCKET HEAD Index 5306-01-323-1139 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-323-1138

Federal Supply Class:
5305

National Item Identification Number:
013231138

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
0.190-24UNC-3A X 0.750 IN LG80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
FF-S-8681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.687 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
FASTENER LENGTH0.750 INCHES NOMINAL
MATERIALPLASTIC POLYAMIDE LOCKING FEATURE
NICKEL ALLOY 400 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 CLA FED SPEC SINGLE MATERIAL RESPONSE FASTENER
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH40000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.303 INCHES MINIMUM AND
0.312 INCHES MAXIMUM
HEAD HEIGHT0.185 INCHES MINIMUM AND
0.190 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.156 INCHES NOMINAL
LOCKING FEATUREPELLET OR
PATCH THREADS
SPECIAL FEATURESTHE MRC AAUM IS PER MIL-S-18240 TYPE N
NONDEFINITIVE SPEC/STD DATA6 TYPE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFF-S-86


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