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 6685-01-446-6780
NSN 2925-01-437-9041
NSN 4140-01-386-5630
NSN 6135-00-932-3136
NSN 5996-01-094-7025
NSN 6150-00-871-3576
NSN 6110-01-575-8471
NSN 5935-01-300-3207
NSN 6220-00-063-6513
NSN 5935-01-303-1427
NSN 6130-01-359-0016
NSN 5915-00-874-7735