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 6150-01-430-7207
NSN 6145-00-399-5195
NSN 6240-01-012-0831
NSN 5935-01-389-9485
NSN 6220-01-353-5851
NSN 6130-00-135-8294
NSN 5895-01-301-3550
NSN 6645-01-253-6023
NSN 6650-01-610-5017
NSN 5915-01-050-9080
NSN 4140-01-023-1537
NSN 5996-01-075-5184