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 5905-01-461-9951
NSN 6650-01-285-1266
NSN 5910-01-660-6487
NSN 5999-01-217-9784
NSN 5990-00-998-6193
NSN 5990-00-501-4992
NSN 5975-01-604-8564
NSN 5975-00-218-0414
NSN 6135-01-432-2785
NSN 5990-01-492-6575
NSN 5950-01-487-8657
NSN 2925-01-442-0878