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 4140-01-386-6688
NSN 5895-01-238-8343
NSN 6145-01-507-6100
NSN 5855-00-058-1293
NSN 5945-00-060-2297
NSN 5975-00-111-6781
NSN 5835-00-358-4235
NSN 5895-01-293-9704
NSN 6320-00-682-3448
NSN 6685-01-310-0584
NSN 6220-01-659-5631
NSN 5996-01-140-4424