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 5930-01-548-5273
NSN 6320-00-931-4855
NSN 5925-00-936-3934
NSN 5925-01-373-7068
NSN 6650-00-102-2606
NSN 6610-01-153-7781
NSN 5960-01-023-8037
NSN 5915-01-435-7893
NSN 5835-00-740-0246
NSN 4140-00-861-5399
NSN 5910-01-435-5151
NSN 6240-01-075-4857