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 6240-00-428-4027
NSN 6610-00-170-6715
NSN 6145-01-273-0077
NSN 4140-00-444-9695
NSN 5835-00-789-1454
NSN 5910-01-609-4119
NSN 6150-00-283-5427
NSN 6135-00-660-8654
NSN 5996-01-589-5761
NSN 5999-00-369-7664
NSN 6645-01-107-2615
NSN 6610-01-291-4173