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 6645-01-229-9769
NSN 5999-00-659-8303
NSN 5930-01-452-1843
NSN 6105-01-384-9272
NSN 6105-00-037-0130
NSN 5855-00-933-4411
NSN 4140-01-155-3101
NSN 7035-00-624-7265
NSN 5999-01-352-5435
NSN 6610-00-862-8540
NSN 5925-00-001-7446
NSN 5915-00-636-9785