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 4140-01-465-0705
NSN 2925-01-560-4123
NSN 5920-01-512-9132
NSN 6110-00-882-7117
NSN 6645-00-896-9430
NSN 5990-01-355-4694
NSN 5935-00-008-2863
NSN 6145-01-013-4068
NSN 5975-01-370-2628
NSN 5950-01-641-6304
NSN 6145-01-026-0030
NSN 5855-01-653-1591