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 5950-01-556-7989
NSN 5996-00-171-3071
NSN 4140-01-527-3438
NSN 5975-01-058-4849
NSN 6685-01-423-3193
NSN 5998-00-171-6586
NSN 6135-01-180-9611
NSN 5855-00-004-0904
NSN 5935-01-524-7424
NSN 6130-01-280-0590
NSN 5945-01-179-1457
NSN 5930-01-443-7568