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 6145-00-216-6613
NSN 5935-01-489-6006
NSN 6685-00-432-8795
NSN 6220-01-535-0892
NSN 6685-00-318-7766
NSN 6240-01-184-6831
NSN 5965-01-381-2998
NSN 5960-01-370-4285
NSN 6130-01-170-4059
NSN 5985-00-347-9770
NSN 6150-01-543-0892
NSN 5895-00-717-8878