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 5975-01-207-0508
NSN 5950-00-008-4579
NSN 5895-01-464-8144
NSN 6620-00-866-4434
NSN 6145-01-087-3320
NSN 5925-00-100-5760
NSN 5960-00-158-4841
NSN 5990-00-539-7859
NSN 5965-01-572-6380
NSN 6220-00-473-0517
NSN 5930-01-374-1747
NSN 5999-01-168-0336