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 5945-01-089-5803
NSN 6620-01-414-4578
NSN 5895-01-555-8061
NSN 6130-01-250-2822
NSN 6145-01-322-8830
NSN 5950-01-410-2925
NSN 5950-01-077-3728
NSN 5950-00-591-9355
NSN 5930-01-446-6130
NSN
NSN 6130-01-472-8774
NSN 6620-00-965-9841