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 5935-00-330-8801
NSN 5935-01-471-9682
NSN 5910-01-446-6477
NSN 4140-00-952-2287
NSN 5910-00-356-6676
NSN 5835-00-711-3371
NSN 5895-01-578-8848
NSN 6685-00-164-1037
NSN 6610-00-141-0393
NSN 5950-00-171-2894
NSN 6685-00-471-4125
NSN 5925-01-424-8343