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 6645-01-375-2020
NSN 6150-01-014-1532
NSN 5905-01-071-5805
NSN 6320-01-006-6138
NSN 5915-01-292-7903
NSN 5985-01-443-2417
NSN 5895-01-438-6783
NSN 6645-00-829-8868
NSN 6145-01-101-0890
NSN 5910-00-316-0944
NSN 6650-01-186-5762
NSN 6685-01-444-1496