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 6320-01-381-7023
NSN 5999-00-006-0503
NSN 7035-00-803-3056
NSN 5985-00-786-5601
NSN 5990-01-218-5160
NSN 4140-01-379-1824
NSN 5975-01-318-9256
NSN 5915-01-633-9845
NSN 6150-00-118-9231
NSN 4140-01-137-7564
NSN 6105-01-351-7234
NSN 5965-00-871-8987