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 5990-00-845-2864
NSN 6150-01-512-9166
NSN 4140-01-502-7831
NSN 7035-01-059-5114
NSN 5915-01-498-4940
NSN 5998-01-088-8239
NSN 5960-00-152-9488
NSN 6130-01-382-9084
NSN 5985-01-388-2597
NSN 5925-01-507-0411
NSN 5960-01-599-9821
NSN 6645-01-299-4357