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 5935-00-246-3898
NSN 5990-01-054-4255
NSN 5985-00-915-3603
NSN 6145-01-108-1202
NSN 5905-00-159-2749
NSN 6110-00-385-2978
NSN 5996-01-262-8953
NSN 5935-00-229-5688
NSN 5999-01-606-9950
NSN 5925-01-058-1853
NSN 5920-01-500-1880
NSN 5925-01-571-8640