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 5960-00-315-0358
NSN 5985-01-411-5143
NSN 2925-01-421-0068
NSN 6645-00-330-2813
NSN 6130-01-553-4680
NSN 6220-00-912-0226
NSN 2925-00-730-3115
NSN 5895-00-953-4916
NSN 6320-00-925-0558
NSN 2925-00-329-9227
NSN 6135-00-519-1325
NSN 6650-01-317-2101