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 4140-01-634-0330
NSN 6320-00-476-6898
NSN 5925-00-064-9873
NSN 6685-01-413-9360
NSN 5998-01-605-1558
NSN 5935-00-451-8843
NSN 6645-01-620-0044
NSN 6240-01-150-2712
NSN 5990-01-565-2226
NSN 5930-01-198-3975
NSN 5915-00-088-0197
NSN 6135-00-269-5843