AIA/NAS 517-2009 pdf download SCREW, SHEAR, 1 00° FLUSH HEAD, ALLOY STEEL, CROSS RECESS, CLOSE TOLERANCE, 95 KSI FSU
NOTES:
(1 ) RECESS SHALL BE IN ACCORDANCE WITH NASM9006.
/2/ FLUSHNESS GAGE PROTRUSION SHALL BE INSPECTED PER NAS9800.
/3/ ØE, L, AND H ARE INCLUDED FOR ENGINEERING REFERENCE PURPOSES ONLY AND ARE NOT TO BE USED FOR INSPECTION. ØE, L, AND H VALUES ARE CALCULATED LIMITS RESULTING FROM THE ACCUMULATED TOLERANCE ON THE SHANK DIAMETER, HEAD ANGLE, AND THE APPLICABLE HEAD PROTRUSION AND GAGE DIAMETER AS DEFINED IN NAS9800.
(4) ECCENTRICITY BETWEEN CONICAL SURFACE OF HEAD AND SHANK .003 MAX FIM MEASURED AT GAGE DIAMETER, AND CHUCKED AS CLOSE TO THE HEAD AS PRACTICAL.
(5) MAX ECCENTRICITY BETWEEN RECESS AND SHANK:
FOR SIZES -2 THRU -4: .008 WITH .01 6 FIM.
FOR SIZES ABOVE -4: .01 2 WITH .024 FIM.
/6/ .1 640-32 SIZE NOT PREFERRED FOR NEW DESIGN.
/7/ GRIP LENGTH: FROM TOP OF HEAD TO END OF FULL CYLINDRICAL PORTION OF SHANK.
/8/ FOR THE SPECIFIED LENGTH, AN INCREASE OF .001 OVER ØD MEASURED FROM THE POINT OF TANGENCY OF R RADIUS AND THE SHANK IS PERMISSIBLE.
(9) DIMENSIONS APPLY AFTER FINISH UNLESS OTHERWISE SPECIFIED.
(1 0) DIMENSIONS IN INCHES.
(1 1 ) THIS STANDARD TAKES PRECEDENCE OVER DOCUMENTS REFERENCED HEREIN.
(1 2) REMOVE ALL BURRS AND SHARP EDGES.
(1 3) REFERENCED DOCUMENTS SHALL BE THE ISSUE IN EFFECT ON DATE OF INVITATIONS FOR BID.
(1 4) DIMENSIONING AND TOLERANCING PER ANSI Y1 4.5M-1 982.
(1 5) UNLESS OTHERWISE SPECIFIED, PART INVENTORY MANUFACTURED TO PREVIOUS REVISIONS OF THE APPLICABLE DRAWING OR SPECIFICATION MAY BE PROCURED AND USED UNTIL STOCK IS DEPLETED.

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