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 6145-01-335-7256
NSN 6645-01-615-9875
NSN 4140-00-640-6811
NSN 5920-01-548-9521
NSN 5925-01-350-3646
NSN 5945-01-500-1904
NSN 6610-01-364-0197
NSN 6645-01-157-4199
NSN 5950-00-690-0972
NSN 6105-01-411-4616
NSN 5895-01-359-1483
NSN 6620-00-993-3403