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 6135-01-493-8375
NSN 5950-01-609-6701
NSN 6135-00-932-3136
NSN 4140-01-513-9139
NSN 5985-00-215-7922
NSN 5975-00-938-3794
NSN 6610-00-759-7170
NSN 7035-00-946-2642
NSN 2925-01-422-1542
NSN 5895-00-077-2163
NSN 6240-01-609-7740
NSN 5999-01-609-0385