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 5835-00-256-5558
NSN 5855-00-087-3144
NSN 5920-01-487-5516
NSN 5960-00-633-7670
NSN 6610-01-215-8489
NSN 5965-01-500-0408
NSN 5930-00-110-7727
NSN 4140-00-354-4117
NSN 6685-01-286-5047
NSN 5930-00-589-5269
NSN 6620-01-184-3193
NSN 5925-01-393-9839