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 5960-00-543-1956
NSN 6130-01-182-1557
NSN 6105-01-430-5401
NSN 6110-01-181-6216
NSN 6685-00-852-2748
NSN 6150-01-152-1635
NSN 5950-01-059-6764
NSN 6135-00-838-7008
NSN 6220-00-807-3432
NSN 5935-01-220-6082
NSN 6110-01-367-5996
NSN 6320-01-252-2307