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 6145-01-123-7019
NSN 6620-01-614-3591
NSN 5905-01-492-0009
NSN 5985-00-205-9568
NSN 5915-01-039-2260
NSN 6130-01-201-0664
NSN 5990-00-803-0490
NSN 6150-01-106-3646
NSN 6130-01-500-2642
NSN 5855-01-604-0801
NSN 6685-01-607-9158
NSN 6220-01-321-3295