5305-01-134-0726 SCREW,CAP,HEXAGON HEAD Index 5306-01-134-0728 BOLT,CLOSE TOLERANCE

National Stock Number:
5306-01-134-0727

Federal Supply Class:
5306

National Item Identification Number:
011340727

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:
10115929A486GNIMIKKEISTOKESKUS NCB FINLAND
11105380539SPS TECHNOLOGIES, LLC
3M892-14H3406710VALLEY-TODECO, INC.
3M892-14H3406725SPS TECHNOLOGIES, LLC
3M892-14H3406950HOWMET GLOBAL FASTENING SYSTEMS INC
11875-14H3459563REID PRODUCTS INC.
3M892-14H340K6Z0SATURN FASTENERS INC
3M892-14H340UCY9M.S. AEROSPACE INC.
3M892-14H340ZC92HEARTLAND PRECISION FASTENERS INC
3M892-14H3417446HUCK INTERNATIONAL, INC
3M892-14H341EM77B & B SPECIALTIES INC
3M892-14H341VSL7HOUSTON PRECISION FASTENERS I LP
3M892-14H3427624SPS TECHNOLOGIES LLC
3M892-14H344WL75CAMCAR LLC DIV CAMCAR LLC
3M892-14H3456878SPS TECHNOLOGIES, LLC
3M892-14H3458998FASTENER INNOVATION TECHNOLOGY, INC.
3M892-14H3459563REID PRODUCTS INC.
3M892-14H3460516WEST COAST AEROSPACE, INC.
3M892-14H3473197HI-SHEAR CORPORATION
MB24973197HI-SHEAR CORPORATION
3M892-14H3476301THE BOEING COMPANY
3M892-14H3480539SPS TECHNOLOGIES, LLC
3M892-14H3492215HOWMET GLOBAL FASTENING SYSTEMS INC
VS361792215HOWMET GLOBAL FASTENING SYSTEMS INC
3M892-14H34K5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISION
3M892-14H34K8753LINREAD NORTHBRIDGE AIRCRAFT PRODUCT DIVISION
3M892-14H34L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
MB249L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC


Techincal Specification:
FASTENER LENGTH2.767 INCHES MINIMUM AND 2.787 INCHES MAXIMUM
GRIP DIAMETER0.8735 INCHES MINIMUM AND 0.8740 INCHES MAXIMUM
GRIP LENGTH2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM
HEAD HEIGHT0.438 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
HEAD STYLEHEXAGON
HOLE CONFIGURATION STYLEHEXAGON CORNERS
HOLE DIAMETER0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
HOLE QUANTITY3
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONNAS621 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY OVERALL
NOMINAL THREAD DIAMETER0.875 INCHES
WIDTH BETWEEN FLATS1.239 INCHES MINIMUM AND 1.252 INCHES MAXIMUM
SURFACE FINISH16.0 MICROINCHES THREADS
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.632 INCHES MINIMUM AND 0.672 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH14


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