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 4140-01-362-4167
NSN 5996-01-411-6195
NSN 6320-00-521-9350
NSN 5895-01-485-3069
NSN 5996-00-811-8120
NSN 6620-01-102-0008
NSN 6645-00-390-7657
NSN 5905-01-319-1641
NSN 6110-00-923-1295
NSN 6240-00-617-1719
NSN 5925-00-729-7750
NSN 6240-01-505-2777