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 6240-01-524-7411
NSN 5999-01-203-6954
NSN 5998-00-432-9373
NSN 6220-01-110-6527
NSN 5910-01-228-0571
NSN 5855-00-586-6255
NSN 6685-01-386-9239
NSN 5855-01-069-4126
NSN 5925-01-659-7132
NSN 4140-01-634-0330
NSN 5950-01-472-6790
NSN 5920-01-287-1542