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 5925-00-957-9894
NSN 5895-01-129-1339
NSN 5985-00-231-0922
NSN 5990-00-697-1438
NSN 2925-01-482-8036
NSN 5996-01-425-8395
NSN 5998-01-325-5580
NSN 6105-01-385-7917
NSN 5915-01-381-5267
NSN 6220-01-142-9747
NSN 5930-00-875-3084
NSN 5920-00-369-0923