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 5905-00-030-9964
NSN 5975-01-630-2278
NSN 5996-01-398-4755
NSN 4140-00-709-6959
NSN 5910-01-005-3577
NSN 5950-01-364-1139
NSN 7035-01-325-7658
NSN 6685-00-074-4669
NSN 5975-01-251-2478
NSN 6240-01-083-9646
NSN 6220-01-077-6886
NSN 6645-01-529-4411