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 6110-01-407-5706
NSN 5935-00-927-8652
NSN 4140-01-421-4045
NSN 5975-00-734-6243
NSN 5945-00-941-8214
NSN 5915-01-396-0095
NSN 5925-00-004-7703
NSN 5998-01-495-5501
NSN 6240-01-124-9916
NSN 5975-01-628-4904
NSN 4140-01-196-0501
NSN 5998-01-206-4672