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 6620-01-106-3553
NSN 6130-01-295-5344
NSN 6620-00-832-2556
NSN 6320-01-547-2743
NSN 6110-01-381-1269
NSN 6135-00-127-1683
NSN 5915-01-496-8869
NSN 6240-00-909-3612
NSN 6320-01-072-2073
NSN 5905-01-576-9740
NSN 5945-01-535-0412
NSN 6610-01-497-7806