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 6220-01-247-9154
NSN 5999-00-283-5393
NSN 6220-01-145-4993
NSN 2925-00-355-5130
NSN 6610-01-139-0174
NSN 6150-01-444-2456
NSN 6645-01-495-0939
NSN 5855-01-392-1110
NSN 4140-00-057-1987
NSN 5975-00-290-4285
NSN 5950-01-243-5652
NSN 5935-00-241-4446