National Item Identification Number
National Stock Number
Federal Supply Class
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.
Commercial and Government Entity Code (Supplier Data)
QUALIFIED AIR COMPONENTS INC.
641 SOUTH MAGNOLIA AVENUE
PLASTIC AND METAL PRODUCTS CORP
8000 STATE RD
FASTENER INNOVATION TECHNOLOGY INC
14601 S BROADWAY ST
Reference Numbers (Part Numbers)
MATERIAL DOCUMENT AND CL
0.251 INCHES MINIMUM AND
0.301 INCHES MAXIMUM
1.011 INCHES MINIMUM AND