A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6645-01-400-1137
NSN 6240-00-105-0584
NSN 5975-01-216-3401
NSN 6220-00-635-8818
NSN 5835-01-457-7951
NSN 5999-01-435-9619
NSN 5930-00-629-8667
NSN 5920-00-384-8926
NSN 5950-00-137-0628
NSN 6685-01-085-5977
NSN 5996-01-202-8127
NSN 5996-01-230-0141