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National Stock Number:
5305-00-326-3955
Federal Supply Class:
5305
National Item Identification Number:
003263955
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:
| 9155-105 | 58251 | FIRST AMERICAN SALES CO INC | | 965816-105C | 3U331 | RAYTHEON COMPANY | | AIC818-08-105C | 06725 | SPS TECHNOLOGIES, LLC | | A0L4169-105 | 57472 | ALL MANUFACTURERS, INC. | | FIT7116-105C | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 965816-105C | 82577 | RAYTHEON COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 0.650 INCHES NOMINAL | | GRIP DIAMETER | 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM | | GRIP LENGTH | 0.312 INCHES NOMINAL | | HEAD DIAMETER | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | | HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | WIDTH ACROSS FLATS | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.338 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNJC | | THREAD QUANTITY PER INCH | 32 |
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