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 5990-01-619-6446
NSN 6685-01-342-6561
NSN 6145-01-212-7990
NSN 6320-01-425-1417
NSN 5965-01-571-2725
NSN 5945-01-204-7656
NSN 5835-01-632-6627
NSN 5925-00-467-6213
NSN 6320-00-004-9158
NSN 4140-01-317-8040
NSN 6145-01-487-8043
NSN 5985-01-603-6510