5305-01-043-7319 SCREW,MACHINE Index 5305-01-043-7321 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-043-7320

Federal Supply Class:
5305

National Item Identification Number:
010437320

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:
AN500D8-488044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
FF-S-9281348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.173 INCHES MINIMUM AND
0.250 INCHES MAXIMUM
FASTENER LENGTH0.296 INCHES MINIMUM AND
0.328 INCHES MAXIMUM
MATERIALSTEEL COMP 302 OR
STEEL COMP 304 OR
STEEL COMP 316 OR
STEEL COMP 303SE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEFILLISTER
HEAD DIAMETER0.250 INCHES MINIMUM AND
0.270 INCHES MAXIMUM
HEAD HEIGHT0.106 INCHES MINIMUM AND
0.113 INCHES MAXIMUM
INTERNAL DRIVE STYLESLOT
LOCKING FEATURESTRIP THREADS
NONDEFINITIVE SPEC/STD DATA1 TYPE AND
4S STYLE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN500D8-4
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFF-S-92


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