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 6110-01-382-3178
NSN 5925-01-634-0664
NSN 4140-01-367-0791
NSN 5950-01-504-2975
NSN 6135-01-579-3534
NSN 5945-01-481-4089
NSN 6130-00-291-4877
NSN 5965-01-304-6060
NSN 6240-00-997-4559
NSN 5975-01-238-4687
NSN 6145-01-654-9635
NSN 4140-00-225-8586