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 6650-01-387-9381
NSN 6135-01-616-4950
NSN 5985-01-365-0188
NSN 5925-00-841-9425
NSN 5855-01-366-2040
NSN 5855-00-256-5562
NSN 6645-01-593-3608
NSN 5990-01-256-8441
NSN 6685-00-554-3825
NSN 5835-01-208-8800
NSN 6145-01-548-4920
NSN 5930-00-790-6807