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 6240-01-154-4219
NSN 5925-01-238-8563
NSN 6145-01-620-7134
NSN 7035-00-270-5519
NSN 6685-01-557-1919
NSN 6135-01-068-0119
NSN 6685-01-373-4564
NSN 6150-01-384-3995
NSN 5965-01-227-9937
NSN 5960-01-014-1595
NSN 5990-01-514-8708
NSN 5999-00-061-1373