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 5945-01-287-0708
NSN 5925-00-035-8469
NSN 5990-01-288-7393
NSN 5985-01-327-0305
NSN 5960-00-497-5672
NSN 5960-00-679-1804
NSN 5895-01-362-6907
NSN 5998-00-659-9533
NSN 5925-01-052-3345
NSN 6645-00-226-2270
NSN 6620-01-091-3722
NSN 5945-01-406-3497