AIA/NAS 1872-2012 pdf download NUT, SELF-LOCKING, PLATE, CORNER, LOW HEIGHT, CBORED, 1 60 KSI, 450 °F, 800 °F
MATERIAL:
STEEL: CARBON OR ALLOY HEAT TREATED SAE1030 OR BETTER: NEITHER THE SULFUR NORPHOSPHORUS CONTENT SHALL EXCEED .050% BY WEIGHT.CRES: A286 PER AMS5525,AMS5732 OR AMS5737.
FINISH:
STEELCADMIUM PLATE PER AMS-QQ-P-416，TYPE IICLASS 2SILVER PLATE FOR 800 F USE PER AMS2410 TO A .0002 MIN THICKNESS ON SURFACECRES:WHICH CAN BE TOUCHED BY A 0.750 BALL.THREADS SHALL SHOW COMPLETECOVERAGEBUT THICKNESS REOUIREMENTS ON THREADS IS WAIVEDPASSIVATE PER AMS2700,METHOD 1, CLASS 4 ALL CRES PARTS BEFORE THE APPLICATIONOF DRY FILM LUBRICANT
LUBRICATION:
MOLYDISULFIDE(MOS DRY FILM LUBRICANT PER NAS3356.
CODE:
“_”INDICATES STEEL,CADMIUM PLATED WITH DRY FILM LUBRICANT.”C”IN PLACE OF DASH INDICATES CRES NUTS WITH SILVER PLATE.”K” SUFFIXED TO THE DASH NUMBER INDICATES DIMPLED RIVET HOLES”M” SUFFIXED TO THE DASH NUMBER INDICATES CRES NUTS,WITHOUT SILVER PLATE, WITH DRYFILM LUBRICANT.”W” SUFFIXED TO THE DASH NUMBER INDICATES PROJECT WELD NIBS FOR CRES SILVER PLATEDPARTS ONLY (NO SILVER PLATE ON WELD NIBS).”X”IN PLACE OF DASH INDICATES CADMIUM PLATED NUTS WITHOUT DRY FILM LUBRICANT
EXAMPLES OF PART NUMBER
STEEL:
NAS1772-4.2500-28 UNJF-3B THREAD, PLAIN RIVET HOLES, CADMIUM PLATED WITH DRYFILM LUBRICANT..2500-28 UNJF-3B THREAD，DIMPLED RIVET HOLES,CADMIUM PLATED WITH DRY1FILM LUBRICANT..2500-28 UNJF-3B THREAD,PLAIN RIVET HOLES, CADMIUM PLATED AND WITHOUT1DRY FILM LUBRICANT..2500-28 UNJF-3B THREAD，DIMPLED RIVET HOLES,CADMIUM PLATED ANDNAS1772X4K
NAS1772-4K
NAS1772X4
WITHOUT DRY FILM LUBRICANT.
CRES:
NAS1772C4NAS1772C4K
.2500-28 UNJF-3B THREADPLAIN RIVET OLESSILVER PLATED12500-28 UNJF-3B THREAD，DIMPLED RIVET HOLESSILVER PLATED02500-28 UNJF-3B THREAD，WELD NIBS，SILVER PLATED.2500-28 UNJF-3B THREAD，PLAIN RIVET HOLESDRY FILM LUBRICATED.
NAS1772C4W
NAS1772C4M=
NAS1772C4MK=.2500-28 UNJF-3B THREAD,DIMPLED RIVET HOLES,DRY FILM LUBRICATED

Share on Facebook

Post on X

Follow us

Save