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 5910-01-580-0443
NSN 5990-01-180-7365
NSN 6240-00-942-7274
NSN 6240-00-489-8531
NSN 5975-00-707-6245
NSN 6320-00-823-2015
NSN 5855-01-167-2162
NSN 6620-01-072-1034
NSN 6145-01-277-8917
NSN 5950-01-224-0325
NSN 6145-00-144-0083
NSN 5975-01-463-6531