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 5960-01-549-4826
NSN 6620-01-003-2905
NSN 5975-01-120-5590
NSN 5935-00-023-7962
NSN 5998-00-541-8792
NSN 5915-01-065-1127
NSN 6610-00-377-7956
NSN 6220-01-395-9483
NSN 5935-01-397-6274
NSN 6145-00-617-4032
NSN 6135-00-660-8654
NSN 6620-01-224-0073