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 5915-01-393-2708
NSN 6130-00-618-7467
NSN 5985-00-715-5578
NSN 6240-01-283-7138
NSN 6650-01-104-6139
NSN 5950-01-227-2466
NSN 5965-00-825-6734
NSN 5910-01-007-0497
NSN 6610-00-530-0961
NSN 6645-00-246-4934
NSN 5950-00-683-3087
NSN 6685-00-755-6917