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0.423in. ⁓7/16"
0.312in.
0.600in. and 0.620in.
0.070in. and 0.080in.
0.141in.
w/s:aircraft, viking S-3B; F117A aircraft
steel
ams 5520 assn std single material response or ams 5528 assn std single material response or ams 5643 assn std single material response
cadmium and chromate
QQ-P-416, ty 2, cl 3 fed spec single treatment response
concave
1EA
Concave
Steel
0.141 inches
0.600 inches minimum and 0.620 inches maximum
0.423 inches
Schedule B number: 7318220000
nmfc 194160
Washers other than lock washers, iron or steel
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
Used on w/s:aircraft, viking s-3b; f117a aircraft. concave cadmium surface treated 0.141" material thickness 0.600" outside diameter 0.423" hole diameter
Nothing similar to this part number was found in our inventory
A washer which is round with a centrally located hole. one bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. see also washer (1), convex. excludes washer (1), recessed and bearing, washer, thrust.