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 5920-01-525-7231
NSN 5915-01-241-5469
NSN 6320-01-176-8367
NSN 6610-01-434-2044
NSN 5915-01-530-1147
NSN 6645-01-454-7038
NSN 5925-00-325-4424
NSN 5950-01-441-2077
NSN 5996-01-215-0944
NSN 5835-00-804-0569
NSN 5950-01-577-2308
NSN 5960-01-370-4285