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 5930-00-861-8392
NSN 6320-01-176-8367
NSN 5915-00-866-4280
NSN 5930-01-351-6141
NSN 6320-01-487-0336
NSN 5950-01-505-3517
NSN 5990-01-157-0441
NSN 2925-00-066-9700
NSN 5910-01-432-9321
NSN 5915-00-556-1521
NSN 5950-01-113-7834
NSN 5960-01-082-4491