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 4140-01-225-6256
NSN 2925-00-310-6236
NSN 5996-00-466-2219
NSN 6240-01-203-0392
NSN 7035-01-432-2424
NSN 6130-01-353-0965
NSN 5975-01-229-0635
NSN 5895-01-467-3108
NSN 5945-00-905-3997
NSN 6645-01-156-4330
NSN 5895-01-195-4018
NSN 5960-01-323-6432