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 6645-00-417-1998
NSN 5930-01-237-2596
NSN 6685-01-563-7122
NSN 5975-00-508-3903
NSN 4140-01-470-6150
NSN 6145-01-442-8143
NSN 5935-01-643-2030
NSN 6320-01-046-5228
NSN 6105-01-202-8878
NSN 5975-01-163-2130
NSN 5950-01-183-6761
NSN 6220-01-617-2666