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 5920-01-218-5742
NSN 6645-01-571-1234
NSN 4140-01-167-7574
NSN 5985-01-100-1206
NSN 5960-01-516-7264
NSN 5945-00-049-3964
NSN 6610-01-141-7014
NSN 5990-01-268-2236
NSN 5950-00-805-5578
NSN 6610-01-561-7813
NSN 5960-01-622-0393
NSN 5925-01-142-1996