5305-01-349-0808 SCREW,SHOULDER Index 5306-01-349-0810 BOLT,CLOSE TOLERANCE

National Stock Number:
5306-01-349-0809

Federal Supply Class:
5306

National Item Identification Number:
013490809

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:
03A098-12D27P1W025NORTHROP GRUMMAN SYSTEMS CORP
03A098-12D27P76823NORTHROP GRUMMAN SYSTEMS CORPORATION
AIC1653-12D27P06725SPS TECHNOLOGIES, LLC
DF33003-12D27P17446HUCK INTERNATIONAL, INC
123709-12D27P56878SPS TECHNOLOGIES, LLC
123709-12D27P80539SPS TECHNOLOGIES, LLC
VCJ0001-12D27P06710VALLEY-TODECO, INC.
PBF1420-12D27P27624SPS TECHNOLOGIES LLC
SII1188-12D27P57928SONIC INDUSTRIES, INC.
MB209-12D2773197HI-SHEAR CORPORATION
MB209PB12DS773197HI-SHEAR CORPORATION
DF33003-12D27P97928HUCK INTL INC
MB209PB12DS7L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
MB209-12D27L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
VCJ001-12D27P06710VALLEY-TODECO, INC.
X409-12D27P17446HUCK INTERNATIONAL, INC
VS3319-12D27P27624SPS TECHNOLOGIES LLC
VS3319-12D27P92215HOWMET GLOBAL FASTENING SYSTEMS INC
X409-12D27P97928HUCK INTL INC
VS3319-12D27P9N513VOI-SHAN/CHATSWORTH DIV OF VSI CORP SUB OF FAIRCHILD INDUSTRIES INC


Techincal Specification:
FASTENER LENGTH2.586 INCHES MINIMUM AND 2.616 INCHES MAXIMUM
GRIP DIAMETER0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM
GRIP LENGTH1.677 INCHES MINIMUM AND 1.697 INCHES MAXIMUM
HEAD HEIGHT0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM
HEAD MINOR DIAMETER1.096 INCHES NOMINAL
HEAD STYLESPLINE DRIVE SHEAR HEAD
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.750 INCHES
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.914 INCHES NOMINAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH16


Click here to Register for Free 30-day Trial