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 6135-01-230-4399
NSN 5999-01-393-9298
NSN 6320-01-245-5307
NSN 5998-01-427-1087
NSN 5855-01-481-4760
NSN 5996-01-235-1643
NSN 5855-01-089-2248
NSN 5925-01-156-0361
NSN 5930-00-677-2813
NSN 5930-01-419-1139
NSN 5915-00-483-8359
NSN 5935-00-529-0319