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 5996-00-050-0907
NSN 5998-01-382-0187
NSN 5975-01-323-4875
NSN 6685-01-531-5963
NSN 6650-01-519-3818
NSN 6110-00-524-3085
NSN 6105-00-966-5079
NSN 6685-01-322-5685
NSN 5935-01-483-1510
NSN 6105-01-004-7890
NSN 2925-01-627-6568
NSN 6220-01-523-7685