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 6135-01-223-3869
NSN 6320-01-627-1594
NSN 5855-00-688-9954
NSN 2925-01-043-9786
NSN 5950-00-099-9612
NSN 5920-00-378-1395
NSN 6135-01-351-2690
NSN 5925-01-173-4740
NSN 6130-01-200-4784
NSN 5950-00-225-8557
NSN 5998-01-205-7087
NSN 4140-01-114-2213