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 5945-00-252-2814
NSN 5985-00-014-7810
NSN 2925-01-599-1901
NSN 5960-01-224-7151
NSN 6145-01-433-5511
NSN 6150-00-964-7303
NSN 5950-00-298-2042
NSN 5835-00-435-6638
NSN 5925-01-155-2507
NSN 5975-01-432-4519
NSN 5915-01-359-8329
NSN 5855-01-389-8884