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 4140-01-221-7636
NSN 5920-01-535-6498
NSN 5985-00-538-7634
NSN 6145-00-463-0644
NSN 5960-00-785-4274
NSN 4140-01-573-6336
NSN 6320-01-425-1417
NSN 5835-01-488-6678
NSN 6650-01-186-5762
NSN 5999-00-483-9941
NSN 6145-01-277-7367
NSN 6650-00-126-8990