5305-01-287-0368 SCREW,MACHINE Index 5305-01-287-0370 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-287-0369

Federal Supply Class:
5305

National Item Identification Number:
012870369

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:
NAS1190-04T380205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
FASTENER LENGTH0.157 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM FASTENER
HEAD HEIGHT0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
HEAD DIAMETER0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLEOFFSET CRUCIFORM (TORQUE SET)
LOCKING FEATUREPELLET OR PATCH OR STRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-8844 MIL SPEC 2ND MATERIAL RESPONSE OR AMS6414 ASSN STD 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE FASTENER
MATERIALPLASTIC POLYAMIDE (NYLON) LOCKING FEATURE
MATERIALSTEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 FASTENER
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.112 INCHES
SPECIFICATION/STANDARD DATA80205-NAS1190 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENTCADMIUM AND CHROMATE FASTENER
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.107 INCHES MINIMUM AND 0.157 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJC
THREAD QUANTITY PER INCH40


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