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 5985-00-556-0231
NSN 6620-01-078-6372
NSN 6645-00-808-1407
NSN 5996-00-459-9059
NSN 6220-00-111-0921
NSN 6685-01-529-8014
NSN 6130-01-175-7328
NSN 4140-00-095-6452
NSN 6130-01-449-0782
NSN 5990-00-522-3425
NSN 5960-01-025-2526
NSN 6105-00-268-2878