Part Number: NAS1202-5

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CONDITION:
NS
LAWRENCE ENGINEERING AND SUPPLY INC4348
NOR-CAL SUPPLY CO.INC.7851
AIR INDUSTRIES CO INC8938
ERIKS SOUTHWEST INC DBA MONTCLAIR ENTERPRISES30889
F AND C SALES INC30902
APCOM INC50568
SPS TECHNOLOGIES, LLC56878
COLLINS ENGINEERING CORP71563
HI-SHEAR CORPORATION73197
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE80205
SPS TECHNOLOGIES, LLC80539
DURHAM AIRCRAFT SERVICE INC82172
ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBHC4293
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM
FASTENER LENGTH0.573 INCHES MINIMUM AND 0.603 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
HEAD DIAMETER0.280 INCHES MINIMUM AND 0.337 INCHES MAXIMUM
GRIP DIAMETER0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.164 INCHES
GRIP LENGTH0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HARDNESS RATING36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
MATERIALSTEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 6150 OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES DESIGNATORUNJC
SPECIFICATION/STANDARD DATA80205-NAS1202 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth ( . 1 IN.) ( . 25 mm) or less of a specific diameter for items (1. IN.) (25 mm) or less in diameter. Items over (1. IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths ( . 15 IN.) ( . 38 mm) or less. The nominal major diameter of the threads shall be at least one thousandth ( . 1 IN.) ( . 25 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.