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 6645-01-648-4439
NSN 4140-01-088-7512
NSN 5935-01-383-4924
NSN 5985-00-933-3217
NSN 6220-01-501-7221
NSN 5905-01-340-6937
NSN 6685-01-542-7481
NSN 6130-01-627-0594
NSN 6150-01-222-9581
NSN 5855-01-343-7943
NSN 6105-01-119-3514
NSN 6240-00-877-6206