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 5855-01-072-0410
NSN 5996-01-314-9048
NSN 5855-01-398-9548
NSN 6135-01-142-6456
NSN 6220-00-727-7547
NSN 5915-01-578-6153
NSN 6240-01-408-4356
NSN 4140-01-591-6195
NSN 5965-00-196-7320
NSN 4140-00-236-3239
NSN 6320-00-646-3311
NSN 5975-01-054-1834