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 6130-01-542-0726
NSN 5975-00-290-4285
NSN 5950-01-108-0599
NSN 6320-01-378-2413
NSN 6610-01-081-7532
NSN 5965-00-434-7617
NSN 5996-01-136-9353
NSN 6650-01-350-5578
NSN 5930-01-407-3086
NSN 5935-01-053-4153
NSN 5835-01-386-4027
NSN 2925-01-225-0713