Serving our customers with quality and safety first.
phosphor bronze, per QQ-B-750, composition b; 0.520 in. o/a lg, 0.688-32 un 2a, 0.235 in. thread lg, hex wrenching feature
Schedule B number: 7415390000
nmfc 093460
Other threaded fasteners nesoi of copper
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).