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 6320-01-340-4112
NSN 6685-01-152-1212
NSN 4140-01-100-1223
NSN 5855-01-203-4719
NSN 5960-00-400-7693
NSN 6620-01-026-7371
NSN 5945-00-691-2314
NSN 5950-00-338-9536
NSN 5895-01-634-0630
NSN 5925-01-024-1022
NSN 4140-00-170-5152
NSN 5855-00-237-4088