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 6130-00-316-5509
NSN 6130-01-020-7307
NSN 6620-01-386-5543
NSN 6650-01-437-8852
NSN 5925-00-596-2146
NSN 6145-00-007-6429
NSN 6110-01-169-9053
NSN 5925-00-334-0044
NSN 6110-00-997-2603
NSN 5855-00-610-4052
NSN 4140-00-205-6491
NSN 5895-01-602-8218