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 5855-01-447-3137
NSN 6620-01-443-8431
NSN 6645-00-872-4784
NSN 6645-01-172-6838
NSN 6320-01-036-2598
NSN 5998-01-110-6039
NSN 6150-01-502-9754
NSN 6685-01-153-1846
NSN 5895-01-036-1328
NSN 5996-01-158-9695
NSN 5998-00-257-8053
NSN 5895-00-644-5712