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 6645-01-413-0515
NSN 6135-00-900-2139
NSN 5999-01-205-3815
NSN 5990-01-605-4769
NSN 6685-01-212-1255
NSN 6610-01-042-2279
NSN 5920-01-535-2003
NSN 6650-01-334-9410
NSN 6685-01-417-6082
NSN 5935-01-170-3618
NSN 5945-00-917-6015
NSN 4140-00-410-2581