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 6145-00-487-9575
NSN 5915-01-424-9896
NSN 5910-01-413-5593
NSN 6645-00-569-1759
NSN 6110-00-323-9816
NSN 5925-00-019-4066
NSN 5855-01-508-4654
NSN 6130-01-177-1600
NSN 6240-00-233-3481
NSN 5975-00-348-7427
NSN 4140-01-077-3981
NSN 5998-01-179-7479