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 6320-01-582-0161
NSN 6150-01-630-2544
NSN 5975-01-482-9060
NSN 6645-01-137-4310
NSN 5935-01-659-5420
NSN 5930-00-161-4257
NSN 6240-01-649-6937
NSN 6320-01-072-2073
NSN 5855-01-657-7657
NSN 2925-01-556-0333
NSN 5915-01-607-1561
NSN 7035-01-441-8363