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 5910-00-940-8583
NSN 5990-00-503-4724
NSN 2925-01-327-3069
NSN 6610-01-098-6884
NSN 5910-01-640-6820
NSN 5835-01-347-8714
NSN 6220-01-485-0333
NSN 6145-00-941-2357
NSN 6650-01-240-2334
NSN 5985-01-288-9287
NSN 5855-00-403-1031
NSN 5930-00-432-0151