|
|
|
National Stock Number:
5305-01-469-2870
Federal Supply Class:
5305
National Item Identification Number:
014692870
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:
| 11827D4-8A | 59563 | REID PRODUCTS INC. | | 3M1169D4-8A | 22337 | BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC | | GS1006D4-8A | 1EM77 | B & B SPECIALTIES INC | | 3M1169D4-8A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 3M1169D4-8A | 60515 | DYNAQUIP CONTROLS CORPORATION | | 3M1169D4-8A | 76301 | THE BOEING COMPANY | | TX1026D4-8A | 06725 | SPS TECHNOLOGIES, LLC | | TX1026D4-8A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HP1169D4-8 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | TX1026D4-8A | 27624 | SPS TECHNOLOGIES LLC | | TX1026D4-8A | 56878 | SPS TECHNOLOGIES, LLC | | TX1026D4-8A | 73197 | HI-SHEAR CORPORATION | | TX1026D4-8A | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | TX1026D4-8A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
|
Techincal Specification:
| FASTENER LENGTH | 0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | GRIP DIAMETER | 1.0001 INCHES MINIMUM AND 1.0139 INCHES MAXIMUM | | HEAD DIAMETER | 0.960 INCHES MINIMUM AND 0.970 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SINGLE SHEAR STRENGTH | 125000 POUNDS PER SQUARE INCH | | THREAD CLASS | 3A | | THREAD LENGTH | 0.354 INCHES MINIMUM AND 0.425 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 |
|
|