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 5905-01-353-2960
NSN 6610-00-390-8471
NSN 5910-00-984-3932
NSN 5925-01-225-0614
NSN 2925-01-154-2949
NSN 6650-01-485-6938
NSN 6105-00-336-3323
NSN 6650-01-363-6675
NSN 6130-01-281-1700
NSN 5996-01-155-2467
NSN 5965-01-412-5946
NSN 5855-01-359-0373