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 6685-00-824-7910
NSN 5915-00-763-8124
NSN 5996-01-163-1768
NSN 6320-01-125-3361
NSN 6130-01-525-3311
NSN 6685-01-046-2531
NSN 5925-01-376-4153
NSN 6610-01-383-7419
NSN 6135-01-574-2040
NSN 5999-00-058-0612
NSN 7035-01-485-2134
NSN 5915-00-760-0675