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 4140-01-630-5755
NSN 2925-01-226-6126
NSN 6105-01-357-9080
NSN 5975-01-178-0938
NSN 5950-01-208-3595
NSN 5895-01-421-4487
NSN 5998-01-310-5626
NSN 2925-01-539-4486
NSN 2925-00-149-0760
NSN 5999-01-618-8010
NSN 5950-01-535-0980
NSN 5990-00-826-7051