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 5945-00-156-7256
NSN 5950-01-080-6357
NSN 6220-01-453-4975
NSN 6130-00-426-0058
NSN 6320-00-225-7013
NSN 5996-01-288-5955
NSN 5910-00-618-5455
NSN 5905-01-226-0781
NSN 6685-01-560-6998
NSN 6320-00-823-2015
NSN 6135-00-221-4720
NSN 6150-01-430-2066