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 6220-00-065-7948
NSN 4140-01-528-7945
NSN 5895-01-231-3135
NSN 2925-00-778-0645
NSN 5905-01-545-9442
NSN 5945-00-646-2128
NSN 6150-01-504-3730
NSN 6220-01-160-7247
NSN 5935-01-521-3673
NSN 5905-01-245-6618
NSN 5895-01-224-2725
NSN 6685-01-123-8900