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 5910-01-026-1085
NSN 6110-01-444-0763
NSN 5910-00-670-7526
NSN 4140-00-458-3327
NSN 5910-00-399-0734
NSN 5945-00-661-0506
NSN 6685-01-463-1845
NSN 6320-01-436-9228
NSN 5935-00-630-7481
NSN 5930-00-363-6599
NSN 5925-00-049-2072
NSN 5935-01-507-9929