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 5975-01-401-5355
NSN 6150-01-358-6050
NSN 5975-00-108-6464
NSN 5930-01-222-1016
NSN 5835-00-705-4848
NSN 5935-01-540-4359
NSN 5965-01-483-1610
NSN 5990-01-143-2518
NSN 5965-00-969-5795
NSN 5960-00-935-6484
NSN 5935-01-332-8789
NSN 5965-01-576-9309