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 6135-00-334-4500
NSN 5910-00-893-4983
NSN 5950-00-072-7697
NSN 6650-00-921-8463
NSN 5925-01-077-9949
NSN 6320-01-648-5538
NSN 6610-01-445-9580
NSN 5910-01-090-2044
NSN 5920-01-621-8728
NSN 6650-01-261-5239
NSN 4140-01-539-0548
NSN 6145-00-244-4565