AIA/NAS 1219-2009 pdf download SCREW, 1 00° FLUSH HEAD, DOVETAIL SLOT RECESS, FULL THREAD, SELF-LOCKING OPTIONAL
NOTES: (1) CONCENTRICITY: CONICAL SURFACE OF HEAD TO THREAD PITCH DIA. WITHIN .005 FIM
(2) SURFACE TEXTURE: SEE PROCUREMENT SPECIFICATION.
(3) ALLOY STEEL PARTS WITH TYPE II, CLASS 3 AND TYPE I, CLASS 3 CADMIUM PLATING MAY BE FURNISHED FROM SUPPLIER’S STOCK UNTIL 1 JULY 1978.
(4) REMOVE ALL BURRS AND SHARP EDGES.
(5) DIMENSIONS IN INCHES AND TO BE MET AFTER PLATING, WHEN REQUIRED.
(6) THE FULL LENGTH OF THE SHANK AND THREADS SHALL BE PROTECTED FROM ABRASIONS AND CHAFING DURING HANDLING, TRANSPORTATION, AND STORAGE. FOR TITANIUM PARTS, .190 DIAMETER AND ABOVE; FOR OTHER MATERIAL, .25 DIAMETER AND ABOVE.
(7) GRIP LENGTH FROM TOP OF BOLT TO END OF FULL CYLINDRICAL PORTION OF SHANK.
/8/ ØA, E, AND H ARE CALCULATED FOR ENGINEERING REFERENCE PURPOSES ONLY AND ARE NOT TO BE USED FOR INSPECTION. VALUES ØA, E, AND H ARE CALCULATED LIMITS RESULTING FROM TOLERANCE ON ØB, ØD, M, ØV AND HEAD ANGLE.
/9/ DIMENSIONS FOR M GAGE PROTRUSION SHALL BE INSPECTED PER NAS9800.
/10/ HEAD EDGE OUT OF ROUNDNESS SHALL NOT EXCEED “Y” FIM.
/11/ THREAD SHALL BE STRAIGHT WITHIN “Z” VALUES FIM PER INCH OF LENGTH.
/12/ POINT SHALL BE FLAT AND CHAMFERED. CHAMFER PLUS INCOMPLETE THREAD SHALL NOT EXCEED “U”.
/13/ DOVETAIL SLOT RECESS PER NASM33750. SCREW RECESS SHALL BE TORQUE TESTED IN BOTH THE INSTALLATION AND REMOVAL DIRECTIONS WITH APPLICABLE NASM33750 DRIVER. APPLY TABULATED TORQUE IN CW DIRECTION WITH MAXIMUM END LOAD OF 20 POUNDS. PARTS ARE ACCEPTABLE IF RAISED METAL AT EDGE OF RECESS DOES NOT EXCEED TABULATED VALUES. APPLY TABULATED FORCE IN CCW DIRECTION WITH THE MAXIMUM END LOAD OF 40 POUNDS. PARTS ARE ACCEPTABLE IF TORQUE IS ATTAINED, WITHOUT THE RESTRICTION OF RAISED METAL. SCREWS ARE REJECTABLE IF MINIMUM TABULATED TORQUE LISTED IN TABLE II CAUSES FRACTURE OF SCREW. SAMPLING SHALL BE PER ASQ Z1.4, 4% AQL LEVEL S-1.
(14) BOLTS WITHOUT PILOT DEPRESSION IN RECESS MAY BE SUPPLIED UNTIL 30 SEPT. 1971.
(15) FASTENER SUPPLIERS MAY SUPPLY FASTENERS WITH MIL-S-7742 THREADS UNTIL 30 SEPT. 1971.
FASTENER WITH MIL-S-7742 THREADS MAY BE USED UNTIL STOCK IS DEPLETED.

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