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 5990-01-485-0260
NSN 6240-01-463-8276
NSN 6135-00-274-4035
NSN 5935-01-052-1902
NSN 4140-00-881-9912
NSN 6130-01-029-6112
NSN 6610-01-085-0804
NSN 5910-00-402-9395
NSN 5910-00-679-5924
NSN 5920-01-477-7221
NSN 6610-01-498-4063
NSN 6150-01-152-8915