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 5990-01-485-0260
NSN 6645-00-246-4934
NSN 5910-01-060-7102
NSN 5996-00-356-0680
NSN 6110-01-365-2718
NSN 6130-01-265-8696
NSN 5915-01-610-9819
NSN 7035-01-055-1696
NSN 5925-01-164-9681
NSN 5985-00-209-2591
NSN 5915-00-281-8175
NSN 6110-00-932-7099