5305-14-387-2480 SCREW,MACHINE Index 5310-14-387-2485 WASHER,FLAT

National Stock Number:
5306-14-387-2482

Federal Supply Class:
5306

National Item Identification Number:
143872482

Description:
PIN,HEADED,THREADED

Detail:
(ALL EXCEPT USA) A CONNECTING AND/OR ARTICULATING DEVICE HAVING A CYLINDRICAL SHANK WITH A HEAD AT ONE END AND A THREADED PORTION AT THE OTHER END. THE UNTHREADED PORTION IS OF A SPECIFIC GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (25 MICRONS) OR LESS, OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25.4 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25.4 MM) IN DIAMETER, SHALL HAVE A TOLERANCE OF FIFTEEN TEN-THOUSANDTHS (0.0015) OF AN INCH (38 MICRONS) OR LESS. THE SPECIFIC RMS NICROINCH FINISH ON THE BEARING SURFACE MUST NOT EXCEED 32 MICROINCHES (0.8 MICRON). THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (25 MICRONS) BELOW THE MINIMUM SHANK DIAMETER. THE HEAD IS DESIGNED TO ACCOMMODATE AN EXTERNAL WRENCH OR DRIVER AND/OR MAY HAVE FLATS OR SIMILAR FEATURES FOR POSITIONING OR SECURING. THE ITEM MAY BE INTERNALLY RELIEVED WITH A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE WHICH MAY EXTEND A PART OR WHOLE OF ITS LENGTH. EXCLUDES BOLT, CLOSE TOLERANCE; BOLT, SHEAR; BOLT, SHOULDER; AND BOLT, INTERNALLY RELIEVED BODY.


Manufacturer Information:
22731BE120039MF0111BUREAU NORMALISATION AERONAUTIQUEESPACE
22731BE120039MF0188BLANC AERO INDUSTRIES - GROUPE LISIAEROSPACE
22731BE120039MF0236SAINT CHAMOND GRANAT SA
22731BE120039MF0434ALIGN AEROSPACE FRANCE SAS
L22731-120-39BEMF0111BUREAU NORMALISATION AERONAUTIQUEESPACE


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER48.0 MILLIMETERS NOMINAL
CABLE DIAMETER13.3 MILLIMETERS NOMINAL
EXTERNAL THREAD TOLERANCE CLASS4H
FASTENER LENGTH52.3 MILLIMETERS NOMINAL
GRIP DIAMETER11.979 MILLIMETERS MINIMUM AND 11.987 MILLIMETERS MAXIMUM
GRIP LENGTH39.5 MILLIMETERS NOMINAL
HEAD HEIGHT3.5 MILLIMETERS NOMINAL
MINIMUM TENSILE STRENGTH1080.0 MEGAPASCALS
MINIMUM YIELD STRENGTHERR-060
NOMINAL THREAD DIAMETER10.0 MILLIMETERS
SHANK UNTHREADED HOLE DIAMETER2.5 MILLIMETERS NOMINAL
WIDTH BETWEEN FLATS17.0 MILLIMETERS NOMINAL
SURFACE FINISH0.8 MICROMETERS
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS1.5


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