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 6685-01-238-1851
NSN 5920-01-116-6630
NSN 5895-01-270-7071
NSN 5915-01-060-1181
NSN 4140-00-763-2325
NSN 6320-00-394-8458
NSN 6135-01-584-0941
NSN 6685-01-184-7386
NSN 5990-00-902-5268
NSN 5950-00-225-8474
NSN 6620-01-348-8256
NSN 5925-01-356-5725