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 5990-01-200-5895
NSN 2925-01-311-7840
NSN 6110-01-007-1204
NSN 5910-00-686-9176
NSN 6105-01-624-0679
NSN 5945-01-507-2943
NSN 5925-01-500-2786
NSN 5945-01-060-8034
NSN 6150-01-510-2159
NSN 5998-01-154-5629
NSN 6610-01-476-7412
NSN 6135-01-561-5945