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 6105-01-465-3147
NSN 6105-01-127-0659
NSN 6240-00-004-2516
NSN 5925-01-152-2690
NSN 6685-00-383-3393
NSN 5999-00-514-3388
NSN 5930-01-235-6679
NSN 6650-01-463-2274
NSN 5985-01-411-6301
NSN 5975-01-475-6581
NSN 5855-01-472-2554
NSN 6220-01-634-0660