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 6610-01-462-5980
NSN 6685-00-797-7543
NSN 5960-01-265-8069
NSN 6110-01-593-9719
NSN 6135-00-921-6487
NSN 5905-00-472-3632
NSN 5950-01-650-0053
NSN 5950-00-782-1849
NSN 6610-01-097-5073
NSN 6145-00-411-7948
NSN 6620-01-381-8958
NSN 6135-01-282-4326