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 4140-01-383-0796
NSN 6650-01-523-0888
NSN 6685-00-104-7149
NSN 5990-00-111-3614
NSN 5999-00-286-6231
NSN 5925-00-248-5734
NSN 5855-00-361-0167
NSN 6135-01-119-0720
NSN 5975-01-335-8086
NSN 5920-01-378-8521
NSN 6130-00-886-4470
NSN 6145-01-411-0100