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 5925-01-005-4983
NSN 6645-00-736-0476
NSN 5998-00-661-0380
NSN 5920-01-096-1864
NSN 4140-00-715-9946
NSN 5915-00-005-0313
NSN 5855-01-042-7990
NSN 6240-01-495-0597
NSN 5960-01-115-6840
NSN 5960-01-265-0354
NSN 6240-00-978-9752
NSN 5999-01-419-5008