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 5950-01-037-8967
NSN 6150-01-444-1487
NSN 5999-01-423-9876
NSN 5925-00-142-9991
NSN 6685-01-147-4532
NSN 5975-00-932-0295
NSN 5996-00-170-8060
NSN 5975-00-209-6498
NSN
NSN 5935-00-708-2362
NSN 6135-01-584-0941
NSN 5996-01-210-5537