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 5905-01-091-0091
NSN 5990-01-633-9503
NSN 6220-01-351-9046
NSN 6105-00-052-6958
NSN 5920-01-113-8048
NSN 5905-00-932-5786
NSN 7035-00-763-6180
NSN 6645-01-334-5957
NSN 6220-00-113-6034
NSN 6645-01-312-8601
NSN 7035-01-339-3665
NSN 5996-00-499-8036