AIA/NAS 1674-2011 pdf download FASTENER, BLIND, INTERNALLY THREADED, EXTERNAL SLEEVE, LIGHTWEIGHT, FLUSH HEAD, MILLABLE & NONMILLABLE, SELF-LOCKING
MATERIAL:
FINISH:
NUT – ALUMINUM
SCREW -ALLOY STEELSLEEVE -CORROSION RESISTANT STEELDRIVE NUT -MILD STEEL
NUT – ANODIZE (CLEAR)SCREW & SLEEVE -CADMIUM PLATEDRIVE NUT – COLOR CODED BLUE
SEE PROCUREMENT SPECIFICATION(CLASS 3)
SEE PROCUREMENT SPECIFICATION
LUBRICATION:SEE PROCUREMENT SPECIFICATION
CODE:
FIRST DASH NUMBER DESIGNATES FASTENER DIAMETER AS SHOWN IN TABLEISECOND DASH NUMBER DESIGNATES FASTENER GRIP AS SHOWN IN TABLE II
INTERCHANGEABILITY:
THE DL” CODE FASTENERS DRIVE NUT) AND “L” CODE FASTENERS NO DRIVE NUT) AREFUNCTIONALLY INTERCHANGEABLE.THERE IS NO DIFFERENCE IN THE INSTALLED CONDITION.DL” PARTS USE EXISTING INSTALLATION TOOLING THE NOSE ADAPTOR CURRENTLY USED TOINSTALL NAS1669-4L AND NAS1671-4L HEX EAD PARTS IS USED TO INSTALL -08DL,-3DL AND-4DL SIZESTHE WRENCH ADAPTORS WHICH ENGAGE AND ROTATE THE SCREW DRIVINGFLATS DURING INSTALLATION ARE THE SAME FOR “L” AND DL” CODE FASTENERSTHE”DL”CONFIGURATION IS CONSIDERED THE PREFERRED FASTENER SYSTEM

Share on Facebook

Post on X

Follow us

Save