5305-00-453-7477 SCREW,CLOSE TOLERANCE Index 5305-00-453-7479 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-00-453-7478

Federal Supply Class:
5305

National Item Identification Number:
004537478

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:
NAS1133V104348LAWRENCE ENGINEERING AND SUPPLY INC
NAS1133V107851NOR-CAL SUPPLY CO
NAS1133V108938AIR INDUSTRIES CO INC
NAS1133V117446HUCK INTERNATIONAL, INC
NAS1133V130902F AND C SALES INC
NAS1133V150568APCOM INC
NAS1133V153606PLASTIC AND METAL PRODUCTS CORPORATION
NAS1133V156878SPS TECHNOLOGIES, LLC
NAS1133V158998FASTENER INNOVATION TECHNOLOGY, INC.
NAS1133V173197HI-SHEAR CORPORATION
NAS1133V180205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1133V180539SPS TECHNOLOGIES, LLC
NAS1133V192215HOWMET GLOBAL FASTENING SYSTEMS INC
NAS1133V197928HUCK INTL INC
NAS1133V1L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC


Techincal Specification:
FASTENER LENGTH0.323 INCHES MINIMUM AND 0.353 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
GRIP LENGTH0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
HEAD DIAMETER0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
HEAD HEIGHT0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLEOFFSET CRUCIFORM (TORQUE SET)
MATERIAL DOCUMENT AND CLASSIFICATIONNAS621,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH32


Click here to Register for Free 30-day Trial