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 4140-01-285-4418
NSN 5985-00-617-4423
NSN 6150-01-232-1150
NSN 6145-01-593-9200
NSN 6650-01-083-1969
NSN 5985-01-332-7183
NSN 5925-01-456-0566
NSN 6645-01-395-8463
NSN 6240-00-141-6143
NSN 5895-01-184-5615
NSN 4140-00-137-2493
NSN 6685-01-487-3988