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 2925-01-553-0181
NSN 5895-00-310-9774
NSN 5998-01-110-4870
NSN 6240-01-366-5538
NSN 5905-01-557-2981
NSN 5925-01-622-0932
NSN 6110-01-150-8109
NSN 5950-00-961-7878
NSN 4140-00-856-0533
NSN 5895-01-161-0763
NSN 5935-00-973-6940
NSN 5930-00-843-8357