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 5905-01-401-5325
NSN 5945-00-420-7274
NSN 6610-01-462-5980
NSN 6130-00-317-3054
NSN 6130-01-378-8271
NSN 6320-01-564-0893
NSN 2925-01-016-0876
NSN 5835-01-143-9143
NSN 5930-01-444-1743
NSN 2925-01-446-6523
NSN 6145-01-602-9331
NSN 5910-01-505-2162