5305-01-351-4179 SCREW,CAP,SOCKET HEAD Index 5305-01-351-4181 SCREW,SHOULDER

National Stock Number:
5305-01-351-4180

Federal Supply Class:
5305

National Item Identification Number:
013514180

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:
21103631653711NAVAL SEA SYSTEMS COMMAND
21104557653711NAVAL SEA SYSTEMS COMMAND
556-6405334 FIND 5853711NAVAL SEA SYSTEMS COMMAND
801-6405530 FIND 553711NAVAL SEA SYSTEMS COMMAND
801-6408785 FIND 5453711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIES DESIGNATORUNRC
NOMINAL THREAD DIAMETER0.750 INCHES
THREAD QUANTITY PER INCH10
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.800 INCHES NOMINAL
FASTENER LENGTH2.000 INCHES NOMINAL
MATERIALSTEEL UNS K03104 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER1.107 INCHES MINIMUM AND
1.125 INCHES MAXIMUM
HEAD HEIGHT0.740 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.625 INCHES NOMINAL
LOCKING FEATUREPATCH OR
PELLET OR
STRIP THREADS


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