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 6220-01-070-9574
NSN 5905-01-005-0422
NSN 5915-01-345-5871
NSN 6645-01-202-7986
NSN 5998-01-372-9907
NSN 6150-01-333-5750
NSN 5990-00-001-7588
NSN 5925-01-075-0999
NSN 6610-00-119-1591
NSN 6135-01-568-9107
NSN 5915-01-005-0164
NSN 6685-00-661-2347