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 5999-01-069-2594
NSN 5996-01-063-6556
NSN 5895-01-168-8264
NSN 4140-01-070-4928
NSN 6145-01-571-7928
NSN 5999-01-289-7975
NSN 6220-01-202-7954
NSN 5935-01-398-7726
NSN 6685-01-287-2700
NSN 5910-01-610-0042
NSN 6610-00-946-3618
NSN 6105-00-508-1239