5306-01-444-8366 BOLT,MACHINE Index 5305-01-444-8368 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-444-8367

Federal Supply Class:
5305

National Item Identification Number:
014448367

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:
21104852153711NAVAL SEA SYSTEMS COMMAND
752-6406840-6753711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIES DESIGNATORUNRC
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.167 INCHES MAXIMUM
FASTENER LENGTH0.250 INCHES NOMINAL
MATERIALPLASTIC POLYAMIDE LOCKING FEATURE
STEEL UNS K03104 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A574 MOD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING FEATURE
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.303 INCHES MINIMUM AND
0.312 INCHES MAXIMUM
HEAD HEIGHT0.188 INCHES MINIMUM AND
0.190 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.156 INCHES NOMINAL


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