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 5925-01-250-1492
NSN 5920-01-567-5571
NSN 5925-00-550-4946
NSN 6220-01-535-2260
NSN 6685-00-008-5092
NSN 5930-01-088-8325
NSN 6685-01-144-5913
NSN 6650-01-115-2766
NSN 6620-01-529-2518
NSN 6685-01-101-4195
NSN 6135-01-599-4006
NSN 6105-01-485-8108