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 2925-01-359-9818
NSN 6135-00-437-5182
NSN 5915-01-132-3502
NSN 2925-01-327-3069
NSN 6650-01-300-7924
NSN 6220-01-003-9126
NSN 5950-01-077-8724
NSN 6145-01-372-3584
NSN 5990-00-357-8103
NSN 5935-00-276-9413
NSN 5985-00-361-8863
NSN 6620-01-029-3171