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National Stock Number:
5305-14-412-2390
Federal Supply Class:
5305
National Item Identification Number:
144122390
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.
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Manufacturer Information:
| 22168BE060022M | F0111 | BUREAU NORMALISATION AERONAUTIQUEESPACE | | 22168BE060022M | F0188 | BLANC AERO INDUSTRIES - GROUPE LISIAEROSPACE | | 22168BE060022M | F0236 | SAINT CHAMOND GRANAT SA | | 22168BE060022M | F0434 | ALIGN AEROSPACE FRANCE SAS | | L22168-60-22BEM | F0111 | BUREAU NORMALISATION AERONAUTIQUEESPACE |
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Techincal Specification:
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | EXTERNAL THREAD TOLERANCE CLASS | 2 | | FASTENER LENGTH | 22.0 MILLIMETERS NOMINAL | | GRIP DIAMETER | 5.978 MILLIMETERS MINIMUM AND 5.990 MILLIMETERS MAXIMUM | | GRIP LENGTH | 12.0 MILLIMETERS NOMINAL | | HEAD DIAMETER | 12.0 MILLIMETERS NOMINAL | | INTERNAL DRIVE LOCATION | HEAD | | MATERIAL DOCUMENT AND CLASSIFICATION | F3025 AIR 9160C MIL STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 30NCD16 | | MINIMUM TENSILE STRENGTH | 1080 NEWTONS PER SQUARE MILLIMETER | | MINIMUM YIELD STRENGTH | 880 NEWTONS PER SQUARE MILLIMETER | | NOMINAL THREAD DIAMETER | 6.0 MILLIMETERS | | SCREW THREAD LENGTH | 10.0 MILLIMETERS NOMINAL | | SCREW THREAD SERIES DESIGNATOR | ISO M | | SURFACE FINISH | 0.8 MICRONS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NF L 09-753 CODE M NATIONAL SPEC SINGLE TREATMENT RESPONSE | | THREAD DIRECTION | RIGHT-HAND | | THREAD PITCH IN MILLIMETERS | 1.0 |
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