Serving our customers with quality and safety first.
steel, cadmium QQ-P-416 type 2 class 3, 0.250 UNJF-3B thread, 0.461 in. max dia, 0.335 in. max height, prevailing torque all metal locking feature, dry film lubricated, SELF-Sealing, rockwell c scale 39 min 43 max hardness rating, spline type wrenching feature, 0.254 in. min 0.268 in. max counterbore dia, 0.107 in. min, 0.117 in. max counterbore depth
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).