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 4140-01-202-8670
NSN 6620-01-535-0070
NSN 6320-00-937-5625
NSN 5999-01-440-4661
NSN 5950-00-874-9421
NSN 6650-01-188-8028
NSN 6145-01-125-6361
NSN 5975-01-452-0944
NSN 6620-00-139-1064
NSN 6685-00-934-8654
NSN 5985-01-011-3864
NSN 2925-01-534-7314