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 6240-01-632-2700
NSN 6145-01-650-1791
NSN 6620-01-644-3496
NSN 6685-01-555-4820
NSN 6620-01-266-8894
NSN 5975-01-441-1389
NSN 5990-00-099-0822
NSN 5960-01-178-7500
NSN 5920-00-212-7505
NSN 5999-00-207-9849
NSN 6650-00-416-2953
NSN 5905-01-258-9941