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 6150-01-640-8849
NSN 5950-01-282-9771
NSN 5855-01-575-2907
NSN 5960-00-539-7914
NSN 5920-01-497-4584
NSN 6145-01-517-3252
NSN 5990-00-836-2542
NSN 5935-01-528-5235
NSN 5855-01-596-2634
NSN 5910-01-483-2578
NSN 5905-00-226-6535
NSN 4140-01-113-8886