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 5950-00-216-7548
NSN 2925-01-231-6312
NSN 5925-00-408-5731
NSN 5998-00-906-0442
NSN 6150-01-250-2772
NSN 5935-00-137-7206
NSN 2925-00-938-3797
NSN 5985-01-029-1655
NSN 6610-01-599-4462
NSN 6150-00-862-9095
NSN 5975-00-104-5399
NSN 5905-01-395-7616