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 6620-01-013-5432
NSN 4140-01-107-0576
NSN 6650-01-651-3713
NSN 5996-01-384-5521
NSN 6110-00-295-2754
NSN 6240-01-617-7061
NSN 5920-01-322-2386
NSN 5999-01-105-6522
NSN 5965-00-897-5560
NSN 6650-00-789-8179
NSN 5855-01-120-2912
NSN 6610-00-675-9811