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 4140-01-312-7066
NSN 4140-01-412-0794
NSN 6150-01-437-1588
NSN 6620-01-426-2220
NSN 5960-00-699-8146
NSN 5910-00-757-4458
NSN 6105-01-277-1269
NSN 5975-01-207-0508
NSN 6150-01-436-0978
NSN 5910-01-477-5341
NSN 7035-01-183-1989
NSN 6645-00-539-1705