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 6650-00-269-5000
NSN 6645-00-503-1379
NSN 5835-00-762-9675
NSN 5990-01-476-9956
NSN 5998-01-427-3776
NSN 5935-00-343-7614
NSN 5895-01-557-5370
NSN 6220-00-923-2660
NSN 5985-00-779-9130
NSN 5925-01-055-9223
NSN 6135-00-010-5275
NSN 6620-01-197-7665