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 6145-00-543-9322
NSN 6320-01-320-3305
NSN 5925-00-422-8487
NSN 6130-00-296-8697
NSN 6240-00-297-3919
NSN 5915-00-689-6872
NSN 5925-01-609-9826
NSN 5999-00-532-2638
NSN 7035-01-390-1132
NSN 5965-01-177-4872
NSN 6135-01-100-9056
NSN 5965-01-378-7335