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 6685-00-168-0847
NSN 6620-01-149-9192
NSN 6645-01-508-9074
NSN 6610-00-709-1692
NSN 5945-00-122-3650
NSN 5905-01-307-4441
NSN 5925-01-300-6809
NSN 5975-00-103-2814
NSN 6645-01-384-0628
NSN 6320-01-429-9871
NSN 5925-01-241-8464
NSN 5915-01-436-0507