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 6240-00-166-2271
NSN 5990-01-400-3299
NSN 6220-01-453-9038
NSN 6150-01-200-1028
NSN 5925-01-502-2060
NSN 6135-00-223-9563
NSN 5910-01-053-5635
NSN 5945-01-240-8062
NSN 6110-01-082-8386
NSN 6110-01-104-1375
NSN 5910-01-020-7700
NSN 6110-01-613-5057