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 4140-01-588-2088
NSN 6685-00-803-6421
NSN 5985-01-554-1450
NSN 6320-00-790-4844
NSN 6110-00-121-0975
NSN 5945-01-219-1965
NSN 5965-00-594-3115
NSN 2925-01-399-2765
NSN 7035-01-151-0265
NSN 6610-00-837-3012
NSN 5996-00-155-9309
NSN 6110-01-259-2616