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 5950-00-773-3501
NSN 5835-01-250-2939
NSN 6645-00-585-5932
NSN 6150-01-430-4989
NSN 6320-01-332-7020
NSN 6130-01-529-7000
NSN 6150-01-473-4818
NSN 5935-01-556-0644
NSN 5855-01-462-0495
NSN 5915-00-230-4425
NSN 4140-01-196-7490
NSN 6620-01-067-8336