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 6220-00-935-6881
NSN 6150-00-556-2121
NSN 5935-00-173-6982
NSN 5999-01-572-5380
NSN 4140-01-299-4969
NSN 6240-01-122-4263
NSN 5930-01-115-1434
NSN 7035-01-592-7756
NSN 6130-01-423-1630
NSN 6620-01-265-0632
NSN 5895-00-995-7110
NSN 7035-00-145-9138