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.
NSN 6130-01-221-7682
NSN 5920-01-399-1801
NSN 5998-01-413-2815
NSN 5895-00-813-6249
NSN 5960-01-158-9166
NSN 5855-01-047-3231
NSN 6240-01-193-8752
NSN 5990-00-617-1422
NSN 5960-01-490-7030
NSN 5915-01-422-2014
NSN 5930-01-463-9692
NSN 4140-01-646-5722