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 6110-01-272-4742
NSN 5996-01-005-7148
NSN 6145-00-165-2074
NSN 5950-01-055-3985
NSN 6150-01-340-5298
NSN 5915-01-566-3494
NSN 6135-00-057-2005
NSN 6220-00-925-2233
NSN 4140-01-045-1753
NSN 5895-00-160-7660
NSN 5905-00-855-2311
NSN 6645-00-445-8143