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 6130-01-442-1419
NSN 6145-00-504-5221
NSN 5835-01-652-4959
NSN 6130-00-723-0563
NSN 5985-00-917-9434
NSN 6620-01-574-1862
NSN 6220-01-502-9451
NSN 6320-00-186-6452
NSN 5990-01-595-9441
NSN 6685-01-387-4408
NSN 6130-01-496-4669
NSN 6645-01-432-7052