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 6130-01-371-2417
NSN 6145-01-265-0522
NSN 5910-01-584-0993
NSN 5925-00-827-0927
NSN 6130-00-078-3824
NSN 5905-01-071-4578
NSN 6650-01-529-3381
NSN 5915-01-224-1696
NSN 5999-00-660-8480
NSN 5910-01-470-6768
NSN 6110-01-477-8302
NSN 5998-01-061-6399