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 5835-00-554-0399
NSN 5855-00-308-0474
NSN 6610-00-005-4452
NSN 5905-01-489-7053
NSN 6620-01-093-7592
NSN 5960-01-141-6489
NSN 6240-00-075-4103
NSN 6110-01-438-6375
NSN 2925-00-265-7539
NSN 5905-01-386-8635
NSN 5975-01-468-8744
NSN 6220-01-298-6836