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 6150-01-229-0077
NSN 6650-01-033-6667
NSN 6220-00-784-2243
NSN 5925-00-686-3364
NSN 5835-01-084-6997
NSN 6240-00-495-6763
NSN 5855-01-582-5871
NSN 6145-00-759-6745
NSN 6645-01-633-1852
NSN 5920-01-652-5539
NSN 5895-01-647-4887
NSN 5998-00-111-3043