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 6220-01-521-7978
NSN 6105-01-166-9683
NSN 5960-00-050-0442
NSN 5925-01-010-2925
NSN 6320-01-449-1014
NSN 6145-01-119-5175
NSN 5990-00-195-9460
NSN 5975-00-533-5053
NSN 6220-01-507-9820
NSN 5950-01-510-8420
NSN 5945-01-259-1863
NSN 5905-01-549-6697