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 6150-01-391-7553
NSN 2925-00-105-3907
NSN 5985-01-105-9259
NSN 6645-00-842-3567
NSN 5965-01-433-9864
NSN 5920-01-469-7072
NSN 6130-01-555-7492
NSN 5935-00-209-0923
NSN 6645-00-547-4388
NSN 6135-01-516-8171
NSN 5905-01-634-0595
NSN 5915-01-374-1857