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 4140-01-386-4368
NSN 6620-01-333-7014
NSN 6150-00-146-3746
NSN 4140-01-393-5121
NSN 5930-01-302-0682
NSN 5925-01-120-3837
NSN 6620-01-186-9922
NSN 5920-00-082-8331
NSN 4140-00-170-5152
NSN 4140-01-514-7379
NSN 6220-01-232-7723
NSN 6135-01-161-3914