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 5910-00-884-0390
NSN 6240-00-939-7859
NSN 5990-01-453-3552
NSN 5895-01-075-1667
NSN 6620-01-423-0833
NSN 6320-00-483-0451
NSN 5835-00-931-5568
NSN 2925-01-654-4621
NSN 5950-00-203-2368
NSN 2925-01-285-7163
NSN 6320-00-456-0836
NSN 5925-00-684-6468