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 6220-00-242-0456
NSN 7035-00-585-2113
NSN 2925-01-538-1343
NSN 6650-01-139-5238
NSN 5985-00-699-2520
NSN 5905-00-054-9218
NSN 5835-01-508-2528
NSN 5930-01-146-1125
NSN 6620-01-658-1082
NSN 5965-01-421-1244
NSN 5985-00-553-9735
NSN 5910-00-203-2119