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 5930-01-281-5553
NSN 5855-00-433-2377
NSN 5990-00-649-8352
NSN 5985-01-408-3549
NSN 5999-01-141-4994
NSN 6685-00-617-3733
NSN 5905-00-707-8882
NSN 6220-01-098-0187
NSN 6145-01-241-4637
NSN 5960-00-897-6637
NSN 6685-01-648-2179
NSN 5960-01-100-5065