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 6130-01-197-2920
NSN 6240-01-216-4060
NSN 6105-01-464-4251
NSN 5950-01-200-7893
NSN 6650-01-057-6468
NSN 5925-01-113-4223
NSN 5998-01-055-4294
NSN 6685-00-834-9187
NSN 4140-01-444-4190
NSN 5930-01-163-5556
NSN 6610-00-561-9381
NSN 6135-01-494-3607