5305-01-183-6982 SCREW,CAP,SOCKET HEAD Index 5305-01-183-6985 SCREW,CLOSE TOLERANCE

National Stock Number:
5306-01-183-6984

Federal Supply Class:
5306

National Item Identification Number:
011836984

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:
10116115A486GNIMIKKEISTOKESKUS NCB FINLAND
122896-5-1080539SPS TECHNOLOGIES, LLC
AIC688-5-1006725SPS TECHNOLOGIES, LLC
GS1031-5-101EM77B & B SPECIALTIES INC
MB155-5-1073197HI-SHEAR CORPORATION
MB155-5-10L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
VCG0002-5-1006710VALLEY-TODECO, INC.
VS3191-5-1006950HOWMET GLOBAL FASTENING SYSTEMS INC
ST3M747-5-100ZC92HEARTLAND PRECISION FASTENERS INC
S397-5-1017446HUCK INTERNATIONAL, INC
PBF 1266-5-1027624SPS TECHNOLOGIES LLC
ST3M747-5-1058998FASTENER INNOVATION TECHNOLOGY, INC.
ST3M747-5-1076301THE BOEING COMPANY
S397-5-1097928HUCK INTL INC
VS3191-5-1092215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
FASTENER LENGTH1.076 INCHES MINIMUM AND 1.123 INCHES MAXIMUM
GRIP LENGTH0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
HEAD HEIGHT0.187 INCHES NOMINAL
HEAD MINOR DIAMETER0.514 INCHES MINIMUM AND 0.521 INCHES MAXIMUM
HEAD STYLESPLINE DRIVE SHEAR HEAD
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-13 OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.312 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNJF


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