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 5930-01-323-3974
NSN 6110-01-439-2437
NSN 6150-01-333-7608
NSN 6645-01-367-2581
NSN 5905-01-343-9005
NSN 5999-00-852-9184
NSN 6610-01-450-0291
NSN 6610-01-172-0897
NSN 5905-00-636-9999
NSN 7035-01-587-9360
NSN 5999-00-406-3602
NSN 7035-01-187-6002