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 6220-01-293-2628
NSN 5835-00-723-2505
NSN 5925-01-368-3723
NSN 6145-00-625-0714
NSN 6220-00-936-8601
NSN 5930-01-398-0083
NSN 5999-01-056-2911
NSN 5998-00-592-1563
NSN 5985-01-647-4245
NSN 5998-00-352-7114
NSN 5835-01-555-8963
NSN 6650-01-359-3980