Serving our customers with quality and safety first.
steel, AMS6415, rockwell c scale 32 min, 38 max hardness, 3.730-12UNJS-3Bg thd, 3.6789 in. min, 3.6852 in. max pitch dia, MIL-S-8879, 21 slotted drive points, 4.230 in. min, 4.235 in. max dia o/a
engine, acft
1EA
Schedule B number: 7318160000
nmfc 093486
Nuts of 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).