5305-01-339-3937 SCREW,CAP,HEXAGON HEAD Index 5306-01-339-3939 BOLT,CLOSE TOLERANCE

National Stock Number:
5306-01-339-3938

Federal Supply Class:
5306

National Item Identification Number:
013393938

Description:
BOLT,CLOSE TOLERANCE

Detail:
An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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 not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see BOLT, SHEAR. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see BOLT, MACHINE.


Manufacturer Information:
10116240A486GNIMIKKEISTOKESKUS NCB FINLAND
109453-5-1656878SPS TECHNOLOGIES, LLC
AIC753-5-1606725SPS TECHNOLOGIES, LLC
BM17019-5-1617446HUCK INTERNATIONAL, INC
11825-5-1659563REID PRODUCTS INC.
109453-5-1680539SPS TECHNOLOGIES, LLC
HP5453-5-160ZC92HEARTLAND PRECISION FASTENERS INC
GS1016-5-161EM77B & B SPECIALTIES INC
MA5453-5-1658845ABOUNDING SECURITY INC DIV OF MAA CORP
FIT7047-5-1658998FASTENER INNOVATION TECHNOLOGY, INC.
KS3020-5-1659764KENALOY PRODUCTS INC SUB MASCO CORP
MB61-5-1673197HI-SHEAR CORPORATION
BM17019-5-1697928HUCK INTL INC
MB61-5-16L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
VAL23029-5-1606710VALLEY-TODECO, INC.
VS3204-5-1606950HOWMET GLOBAL FASTENING SYSTEMS INC
ST3M453-5-160UCY9M.S. AEROSPACE INC.
SLB252-5-1616258SPACE-LOK, INC.
S353-5-1617446HUCK INTERNATIONAL, INC
ST3M453-5-161VSL7HOUSTON PRECISION FASTENERS I LP
PBF1253-5-1627624SPS TECHNOLOGIES LLC
S11-1060-5-1657928SONIC INDUSTRIES, INC.
ST3M453-5-1658845ABOUNDING SECURITY INC DIV OF MAA CORP
ST3M453-5-1659764KENALOY PRODUCTS INC SUB MASCO CORP
WC453-5-1660516WEST COAST AEROSPACE, INC.
ST3M453-5-1676301THE BOEING COMPANY
ST3M453-5-1692215HOWMET GLOBAL FASTENING SYSTEMS INC
VS3204-5-1692215HOWMET GLOBAL FASTENING SYSTEMS INC
S353-5-1697928HUCK INTL INC


Techincal Specification:
FASTENER LENGTH1.451 INCHES MINIMUM AND 1.498 INCHES MAXIMUM
GRIP LENGTH0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
HEAD HEIGHT0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON
MATERIALSTEEL COMP XM-13 OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.312 INCHES
WIDTH BETWEEN FLATS0.502 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.467 INCHES NOMINAL
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH24


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