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 5930-01-025-4623
NSN 5835-01-263-1293
NSN 5910-01-280-0856
NSN 5990-00-153-0055
NSN 6220-01-565-5572
NSN 5920-01-296-5461
NSN 6105-01-129-8826
NSN 5905-01-161-2019
NSN 6610-01-444-4001
NSN 5915-00-900-8862
NSN 6150-01-475-7086
NSN 6150-01-256-4650