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 6240-01-559-3806
NSN 6685-01-586-3435
NSN 5915-01-347-7655
NSN 7035-01-332-3496
NSN 5835-00-168-9623
NSN 5835-01-457-7951
NSN 4140-00-223-8607
NSN 6110-01-185-5040
NSN 5925-01-100-3574
NSN 5910-01-201-1441
NSN 5925-01-123-0757
NSN 5998-01-407-1262