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 4140-01-088-5961
NSN 6240-01-306-1137
NSN 2925-00-485-0543
NSN 5996-00-784-7912
NSN 5920-01-540-9152
NSN 6645-01-447-3143
NSN 4140-00-320-8614
NSN 5945-00-054-6528
NSN 5910-01-564-1714
NSN 6150-01-427-3764
NSN 5855-01-621-5401
NSN 6110-01-550-8109