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 4140-01-437-9477
NSN 6610-00-963-7591
NSN 2925-00-964-7128
NSN 5950-01-512-9099
NSN 6220-01-190-3743
NSN 5835-01-426-6573
NSN 5999-00-079-1911
NSN 6135-00-500-2082
NSN 5915-01-163-2580
NSN 6645-01-387-7209
NSN 6130-01-515-8500
NSN 6320-01-527-0211