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 6610-00-064-5514
NSN 6145-01-544-2990
NSN 6620-01-317-4233
NSN 7035-01-299-7935
NSN 5965-00-015-7408
NSN 6645-01-220-2838
NSN 5998-00-959-8382
NSN 5950-00-290-5890
NSN 6685-01-435-4072
NSN 6320-01-278-9832
NSN 5930-00-924-8088
NSN 5910-01-627-2813