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 5915-01-377-5237
NSN 5855-01-246-4274
NSN 5935-01-474-4626
NSN 5950-01-600-1432
NSN 6645-01-060-2904
NSN 5960-00-404-2126
NSN 5990-01-453-3552
NSN 5999-01-004-7300
NSN 5985-00-467-1838
NSN 5835-01-031-7265
NSN 6650-00-511-8673
NSN 6240-00-840-3647