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 5945-01-539-8872
NSN 5985-00-351-5332
NSN 6320-01-224-0063
NSN 6645-01-462-2101
NSN 5985-01-179-4029
NSN 5855-00-832-9341
NSN 5960-00-067-5784
NSN 6105-00-992-9008
NSN 6110-01-251-2066
NSN 6685-01-273-7709
NSN 6610-00-172-7658
NSN 4140-00-146-1633