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 5965-01-646-6326
NSN 5920-00-679-7852
NSN 6685-00-830-8117
NSN 6150-01-433-8350
NSN 6145-01-106-6381
NSN 6130-00-032-4859
NSN 6110-01-512-1265
NSN 6145-01-313-7841
NSN 5930-01-630-5227
NSN 4140-00-104-7323
NSN 5835-01-110-0697
NSN 5910-00-584-2647