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 5905-01-410-7780
NSN 2925-01-011-2325
NSN 2925-00-141-9748
NSN 5950-00-913-8147
NSN 6645-00-881-9978
NSN 6320-01-281-6028
NSN 5915-01-567-7175
NSN 6620-00-453-4537
NSN 6620-01-346-9340
NSN 5910-01-043-0589
NSN 6620-00-004-5466
NSN 5999-01-659-5514