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 6145-01-246-7506
NSN 4140-00-816-8820
NSN 7035-01-633-9537
NSN 6145-00-117-4806
NSN 5905-01-118-8332
NSN 4140-01-123-8312
NSN 6220-01-443-3031
NSN 6110-01-067-2121
NSN 6620-01-571-7727
NSN 5835-00-864-4481
NSN 5965-01-569-8634
NSN 5960-01-265-0354