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 4140-01-400-3610
NSN 5930-01-051-5928
NSN 5990-01-386-5561
NSN 5835-01-229-6964
NSN 4140-01-465-0852
NSN 7035-01-577-0003
NSN 6320-01-078-8257
NSN 5920-00-636-4713
NSN 6135-01-322-4655
NSN 5935-00-438-3765
NSN 5925-01-063-7107
NSN 5925-01-432-0149