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 5925-01-031-1473
NSN 5935-01-650-6548
NSN 5930-01-571-2491
NSN 6240-01-534-2987
NSN 5975-00-260-1336
NSN 5835-00-833-7080
NSN 5835-00-327-6192
NSN 7035-01-651-6680
NSN 6105-01-105-8332
NSN 5905-00-166-0358
NSN 6620-00-436-6575
NSN 5930-01-363-6905