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 2925-01-600-2309
NSN 5960-00-265-0726
NSN 6135-01-487-6275
NSN 5960-00-005-7132
NSN 5950-00-555-2881
NSN 5950-01-602-8755
NSN 5855-01-436-2862
NSN 5915-01-143-5011
NSN 5935-00-400-6217
NSN 6220-01-220-2836
NSN 5835-01-459-8664
NSN 5945-00-448-9573