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 6110-01-474-0734
NSN 5990-01-632-0969
NSN 6130-01-463-1701
NSN 6145-01-248-9789
NSN 6220-01-216-9337
NSN 5998-01-446-6333
NSN 5985-00-597-2966
NSN 5920-01-063-6499
NSN 6620-01-253-0374
NSN 6685-00-361-0332
NSN 6240-01-115-8487
NSN 5915-00-069-0402