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 6620-01-562-8816
NSN 5905-01-535-7145
NSN 6145-00-301-9124
NSN 5975-01-571-8533
NSN 5960-01-276-7836
NSN 5950-01-432-7724
NSN 6320-01-424-8606
NSN 6130-00-719-7219
NSN 6620-00-838-6954
NSN 6135-01-419-2794
NSN 5996-00-993-0841
NSN 6320-01-516-3050