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 4140-01-347-3342
NSN 6620-01-512-0132
NSN 5999-01-432-2147
NSN 6685-01-046-4731
NSN 5935-01-054-2357
NSN 5905-01-526-0973
NSN 5935-01-253-4195
NSN 5960-01-027-8833
NSN 5895-00-505-3749
NSN 5925-00-900-5354
NSN 5965-00-243-9496
NSN 6240-01-558-8446