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 6320-01-207-9038
NSN 6135-01-097-9317
NSN 5905-01-272-5432
NSN 6145-01-126-4847
NSN 6135-01-210-8715
NSN 5855-00-316-5050
NSN 5920-00-573-7512
NSN 4140-01-415-1187
NSN 5925-01-257-4009
NSN 6620-01-419-3524
NSN 6610-01-413-3912
NSN 5925-00-631-1078