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 5855-01-391-7077
NSN 5920-01-193-1356
NSN 4140-00-913-1254
NSN 2925-00-221-8529
NSN 6105-01-330-8211
NSN 5996-01-262-3005
NSN 5910-01-322-7449
NSN 6240-01-518-8213
NSN 5855-01-630-5790
NSN 6150-01-003-9643
NSN 6220-00-436-0692
NSN 5975-00-918-8164