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 5920-01-386-3188
NSN 5960-01-364-1318
NSN 6620-01-538-2294
NSN 5910-00-905-5823
NSN 7035-00-803-3056
NSN 5930-01-400-6126
NSN 5905-00-910-4188
NSN 7035-01-384-7573
NSN 5855-00-285-8172
NSN 5920-01-587-4421
NSN 5895-01-195-6075
NSN 6150-00-233-6356