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 6620-00-754-7494
NSN 6130-00-900-4758
NSN 5855-00-688-9954
NSN 6240-00-548-0209
NSN 5945-00-752-1002
NSN 2925-01-411-8002
NSN 6110-01-067-7677
NSN 5935-01-640-8235
NSN 4140-01-426-1335
NSN 5925-00-973-1160
NSN 6320-01-457-2805
NSN 5998-01-046-7424