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 6610-01-461-8180
NSN 5930-00-456-0889
NSN 5999-00-419-2376
NSN 6610-01-408-9557
NSN 5895-01-391-2728
NSN 6240-00-435-7940
NSN 6650-00-170-5095
NSN 6645-01-068-6524
NSN 6650-01-212-3964
NSN 5965-01-114-9086
NSN 5975-00-839-7304
NSN 5998-00-400-3243