AIA/NAS 6403-2002 pdf download BOLT, TENSION, HEX HEAD, CLOSE TOLERANCE, 6AL-4V TITANIUM ALLOY, SHORT THREAD, REDUCED MAJOR THREAD DIAMETER, SELF-LOCKING AND NONLOCKING, 160 KSI Ftu
Titanium Alloy 6AL-4V (UNS A56400) per AMS4928 r AMS4967. Locking Element: Plastic perMIL-DTL-18240and QPL-18240Develop basic material properties as follows, with controls per MIL-H-6875:160-180 KSI Ftu per AMS4928 or AMS4967.Unplated Bolts- NonePlated Bolts Gadmium plale pereeP-416,Typell,Class 2,except anickelsrike may beusedprior to cadmium plating: Parts plated to Class-1 may be used until stoek is depleted:Coated Bolts – Aluminum coating per NAS4006Gadmium plated 6AL4Y titanium alloy bolls should be identified with red dys or paint on thethreaded-end,-Maximum coverage may inelude chamfer plus one incomplete thread;Basic number plus grip dash number plus “D.”A”Aluminum Coat and “U” UnplatedHEAD MARKING:
MATERIAL:
HEAT TREAT:FINISH:
code need not appear on head of bolt.
SURFACE TEXTURE:
Per ANSI B46.1: “D” diameter, bearing surface of head, thread flanks and thread root32: other surfaces 125.
CODE:
Last 2 digits of basic number specifies grip length in .0625 increments. See Sheet 4 fortablulations of.grip’and length dimensions.Add “A” after basic part number for aluminum coating. May be used with “D”, “L” or “p” code.Add “D” after dash number for drilled shank. (m)Add “H” after dash number for drilled head.Add “L” after basic part number for self-locking bolts, optional configuration.Add “U” after basic part number for unplated bolts.Add “p” after basic part number for self-locking bolts with “Patch Type” locking element.Do not use “p” with“D”“H” or“L”CodeEXAMPLE OF PART NUMBER:Bolt, .2500 thread, .625 grip, nonlocking, undrilled, unplated.NAS6404U10NAS6404U10DBolt,.2500 thread, .625 grip, nonlocking, drilled shank, unplated.Bolt, .2500 thread, .625 grip, nonlocking, drilied shank, drilled head, unplated.NAS 6404U10DHBolt, .2500 thread, .625 grip, nonlocking, drilled head, unplated.NAS 6404U10HBolt, .2500 thread, .625 grip, nonlocking, aluminum coated.NAS6404A10NAS6404L10Bolt,.2500 thread,.625 grip, self-ocking,optional configuralion,tndrilled, plated;Bolt, .2500 thread, .625 grip, self-locking, optjonal configuration, undrilled, unplatedNAS6404LU10NAS6404PU10Bolt, .2500 thread, .625 grip, nonlocking, undrilled, unplated.

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