AIA/NAS 1299-2010 pdf download SCREW, 1 00° FLAT HEAD, SHOULDER
CODE:
DIA DASH NUMBER INDICATES THREAD SIZE PER TABLE I., VA 22209
GRIP DASH NUMBER INDICATES GRIP LENGTH PER TABLE II.
LETTER “D” BETWEEN DASH NUMBERS INDICATES DRILLED SHANK.
EXAMPLES OF PART NUMBER:
NAS1299-5-10 = SCREW, .3125-24 THREAD, .374 MAX DIAMETER WITH .635 GRIP LENGTH.
NAS1299-5D10 = SCREW, .3125-24 THREAD, .374 MAX DIAMETER WITH .635 GRIP LENGTH, DRILLED SHANK.
NOTES: (1) REMOVE ALL BURRS AND SHARP EDGES.
(2) DIMENSIONS IN INCHES AND APPLY AFTER FINISH UNLESS OTHERWISE SPECIFIED.
/3/ HEADED BLANKS FOR AN509 OR NASM24694 SCREWS MAY BE USED.
(4) DIMENSIONING AND GAGING OF THE RECESS SHALL BE IN ACCORDANCE WITH NAS7100 THE 1950 SUPPLEMENT TO HANDBOOK H-28 SCREW THREADS FOR FEDERAL SERVICES 1944.
(5) ROLLED OR CUT THREADS OPTIONAL.
/6/ GRIP DASH NUMBER INDICATES GRIP LENGTH IN .0625 INCREMENTS +.010.
ADDITIONAL INTERMEDIATE OR LONGER LENGTHS MAY BE SPECIFIED BY USE OF WHOLE DASH NUMBERS ONLY.
(7) THIS STANDARD TAKES PRECEDENCE OVER DOCUMENTS REFERENCED HEREIN.
(8) UNLESS OTHERWISE SPECIFIED, PART INVENTORY MANUFACTURED TO PREVIOUS REVISIONS OF THE APPLICABLE DRAWING OR SPECIFICATION MAY BE PROCURED AND USED UNTIL STOCK IS DEPLETED.
(9) REFERENCED DOCUMENTS SHALL BE THE ISSUE IN EFFECT ON DATE OF INVITATIONS FOR BID.
(10) DIMENSIONING AND TOLERANCING PER ANSI Y14.5M-1982.

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