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 5998-01-555-5341
NSN 5895-00-007-9847
NSN 5990-01-170-0077
NSN 5998-00-339-4148
NSN 6135-01-010-0891
NSN 5920-00-753-5113
NSN 6650-00-647-1085
NSN 6620-01-062-4307
NSN 6645-00-337-8298
NSN 2925-01-329-3665
NSN 6105-01-093-4770
NSN 5925-00-677-8320