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 6320-01-600-0787
NSN 6240-01-336-8337
NSN 5915-00-448-5938
NSN 6130-00-291-4877
NSN 5855-00-198-3197
NSN 6145-00-174-9344
NSN 6150-00-216-8960
NSN 6610-00-594-6372
NSN 5996-01-590-7886
NSN 6685-00-536-7396
NSN 6145-01-444-1668
NSN 6610-01-459-1951