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 5999-01-574-8868
NSN 6240-00-099-8606
NSN 6105-01-338-4715
NSN 6650-01-486-3964
NSN 2925-01-530-6727
NSN 6685-01-296-7363
NSN 5930-01-240-5290
NSN 6145-01-218-3339
NSN 5950-01-545-2908
NSN 5975-00-286-8506
NSN 5855-01-083-1027
NSN 5935-01-273-0736