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 5990-01-386-5561
NSN 5965-01-483-7244
NSN 5835-01-067-9271
NSN 5985-00-296-0320
NSN 5905-00-196-4150
NSN 6320-00-036-3688
NSN 2925-01-197-7864
NSN 6650-01-121-6904
NSN 6650-00-910-2708
NSN 5990-00-763-4117
NSN 5915-01-043-0778
NSN 5925-00-856-4818