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 6645-00-933-2170
NSN
NSN 2925-00-371-2285
NSN 6650-01-449-5446
NSN 6645-01-160-7707
NSN 6610-00-657-3075
NSN 5935-01-363-2080
NSN 6105-00-728-1001
NSN 6685-01-163-5000
NSN 5950-01-163-4040
NSN 6240-01-369-0069
NSN 5835-01-645-2892