5305-01-145-6967 SCREW,CLOSE TOLERANCE Index 5305-01-145-6969 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-145-6968

Federal Supply Class:
5305

National Item Identification Number:
011456968

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:
11883-6-23/11883-6L2359563REID PRODUCTS INC.
3M926-6-2306950HOWMET GLOBAL FASTENING SYSTEMS INC
3M926-6-2317446HUCK INTERNATIONAL, INC
3M926-6-2376301THE BOEING COMPANY
3M926-6L2376301THE BOEING COMPANY
3M926-6-23K5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISION
HT4068-6-23A06950HOWMET GLOBAL FASTENING SYSTEMS INC
HT4068-6-23A0PTK6SPS TECHNOLOGIES INC
HT4068-6-23A17446HUCK INTERNATIONAL, INC
HT4068-6-2356878SPS TECHNOLOGIES, LLC
HT4068-6-2373197HI-SHEAR CORPORATION
HT4068-6-2380539SPS TECHNOLOGIES, LLC
HT4068-6-2392215HOWMET GLOBAL FASTENING SYSTEMS INC
HT4068-6-2397928HUCK INTL INC
HT4068-6-23A56878SPS TECHNOLOGIES, LLC
HT4068-6-23A73197HI-SHEAR CORPORATION
HT4068-6-23A92215HOWMET GLOBAL FASTENING SYSTEMS INC
HT4068-6-23A97928HUCK INTL INC
HT4068-6-23AL4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH2.064 INCHES MINIMUM AND 2.094 INCHES MAXIMUM
GRIP DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
GRIP LENGTH1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM
HEAD DIAMETER0.510 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHIGH-TORQUE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-13 OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-83488,TY 2,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTALUMINUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH24


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