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 6320-01-366-5157
NSN 5925-00-432-0121
NSN 6145-00-020-6708
NSN 6620-01-397-1085
NSN 5935-00-222-6149
NSN 6620-00-175-0663
NSN 6135-01-119-0720
NSN 5895-01-603-7318
NSN 6620-01-453-9971
NSN 5996-01-650-3119
NSN 5930-01-444-4907
NSN 6150-00-240-4411