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 4140-01-519-3349
NSN 6135-01-448-4031
NSN 6150-01-432-8454
NSN 6105-00-679-7580
NSN 6620-00-583-2687
NSN 5965-01-021-1356
NSN 6685-00-098-1771
NSN 6645-00-530-3342
NSN 5965-01-105-4194
NSN 5930-01-258-5878
NSN 5999-00-132-2307
NSN 5910-01-565-4807