5305-00-467-7562 SCREW,CLOSE TOLERANCE Index 5305-00-467-7564 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-00-467-7563

Federal Supply Class:
5305

National Item Identification Number:
004677563

Description:
SCREW,CLOSE TOLERANCE

Detail:
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 (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 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.


Manufacturer Information:
99-603881699995NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION
STD2180D85K0289BRITISH AEROSPACE MILITARY AIRCRAFT & AEROSTRUCTURES
STD2180D85U9143BAE SYSTEMS (OPERATIONS) LIMITED


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.133 INCHES MINIMUM AND 1.153 INCHES MAXIMUM
GRIP DIAMETER0.1898 INCHES MINIMUM AND 0.1904 INCHES MAXIMUM
GRIP LENGTH0.850 INCHES MINIMUM AND 0.913 INCHES MAXIMUM
HEAD DIAMETER0.337 INCHES MINIMUM AND 0.387 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHIGH-TORQUE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY UNS R56400 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSTD 2167 CAGEC 99995 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD LENGTH0.220 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32A


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