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 5910-01-581-1270
NSN 6135-01-513-3581
NSN 6220-00-734-8874
NSN 4140-00-185-9694
NSN 6620-01-440-1579
NSN 5935-01-437-7620
NSN 5855-01-447-3137
NSN 5998-00-102-9223
NSN 6240-00-518-3541
NSN 6645-01-157-9080
NSN 5950-01-107-8507
NSN 6135-01-345-6157