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 6645-01-281-0389
NSN 6135-01-136-1059
NSN 5950-01-060-4495
NSN 4140-00-555-3856
NSN 5990-00-110-1153
NSN 6150-01-551-6079
NSN 5960-01-294-2397
NSN 6240-01-169-6488
NSN 5965-01-357-0684
NSN 6150-01-349-1913
NSN 7035-00-283-3112
NSN 6610-01-194-1778