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 5999-01-166-3021
NSN 5985-00-244-8104
NSN 7035-00-495-2137
NSN 5915-01-373-8252
NSN 2925-01-132-5827
NSN 5950-00-818-6438
NSN 5998-00-174-5034
NSN 6135-01-332-0431
NSN 5855-01-344-3706
NSN 5996-00-420-3082
NSN 5835-00-140-0727
NSN 5960-00-728-3459