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 5990-01-191-9624
NSN 6105-01-160-2792
NSN 2925-01-603-6379
NSN 6645-01-348-8146
NSN 5965-01-286-6548
NSN 6220-01-167-7859
NSN 5999-01-327-3067
NSN 6220-01-190-6906
NSN 5910-01-086-7529
NSN 5998-01-133-4744
NSN 5998-01-383-2855
NSN 7035-00-941-4949