White marks in four locations, equally spaced
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 6320-01-547-2743
NSN 6130-01-421-9414
NSN 5895-01-633-5326
NSN 5999-00-067-8664
NSN 5945-00-430-5347
NSN 6650-01-096-6803
NSN 6130-01-167-9371
NSN 6685-00-005-1288
NSN 6240-01-566-4629
NSN 5930-01-491-9487
NSN 6610-00-515-6462
NSN 5930-01-376-4826