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 5920-01-508-4243
NSN 5998-01-365-5420
NSN 2925-00-960-4737
NSN 6610-00-888-6731
NSN 6150-00-087-0815
NSN 5915-00-084-4303
NSN 5950-00-702-9794
NSN 5925-00-100-0102
NSN 5855-01-246-6876
NSN 6105-01-028-3330
NSN 4140-00-551-3151
NSN 5998-01-646-7216