5310-00-130-7643 WASHER,FLAT Index 1240-00-130-7646 HOLDER,OPTICAL ELEMENT

National Stock Number:
5305-00-130-7645

Federal Supply Class:
5305

National Item Identification Number:
001307645

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:
64040H6-1956878SPS TECHNOLOGIES, LLC
64040H6-1980539SPS TECHNOLOGIES, LLC
AIC1023H6-1906725SPS TECHNOLOGIES, LLC
C387H6-1981755LOCKHEED MARTIN CORPORATION
CS318642H6-1993907TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS
HR101H6-1973197HI-SHEAR CORPORATION
HR101H6-19L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
VT1039H6-1992215HOWMET GLOBAL FASTENING SYSTEMS INC


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