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 5910-01-178-5940
NSN 5975-00-454-6683
NSN 6145-01-236-7644
NSN 6685-01-555-7938
NSN 5996-00-446-3784
NSN 6105-00-028-6939
NSN 6320-01-390-5385
NSN 5935-01-647-2496
NSN 7035-01-630-8371
NSN 5925-01-142-1996
NSN 5975-00-830-7638
NSN 5945-01-481-4126