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 5855-01-477-3241
NSN 6650-00-952-4500
NSN 6645-01-643-5845
NSN 5960-01-389-4055
NSN 5985-00-451-9823
NSN 5960-00-229-5121
NSN 6320-01-252-2307
NSN 5945-00-587-8829
NSN 5855-01-284-7208
NSN 5945-01-211-6585
NSN 5998-01-051-8839
NSN 6150-01-500-1918