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 4140-00-974-0128
NSN 5996-01-515-6895
NSN 6620-01-359-0476
NSN 6135-01-594-9930
NSN 5895-00-224-6955
NSN 6320-00-343-1798
NSN 6685-01-092-3911
NSN 6130-01-248-9222
NSN 4140-01-008-0559
NSN 6645-00-337-8298
NSN 5855-01-457-2953
NSN 5975-01-224-8672