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 6320-01-451-0821
NSN 5990-01-287-1682
NSN 4140-01-442-7308
NSN 5996-01-448-2754
NSN 7035-00-946-2642
NSN 5835-01-350-9701
NSN 5905-01-624-2011
NSN 5910-01-620-4885
NSN 6145-01-202-7772
NSN 6650-01-122-0169
NSN 6610-01-221-2606
NSN 5910-00-446-9131