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 5910-01-197-7898
NSN 5930-01-035-0308
NSN 6320-00-583-3104
NSN 6685-01-014-5983
NSN 6240-01-326-4139
NSN 6610-01-593-4643
NSN 6110-00-441-9214
NSN 5945-01-245-6328
NSN 5855-01-027-1571
NSN 5930-01-081-3940
NSN 5920-01-627-9295
NSN 2925-01-317-4543