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 5990-00-784-1254
NSN 6685-01-233-2744
NSN 6145-01-446-5421
NSN 5950-01-371-2588
NSN 5895-01-202-8097
NSN 6610-01-394-4944
NSN 6320-00-036-3688
NSN 6320-00-977-3930
NSN 5855-01-244-9785
NSN 6610-01-249-3243
NSN 4140-01-424-0359
NSN 5950-01-189-6325