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 2925-01-348-5518
NSN 5930-00-246-5215
NSN 6610-00-338-7349
NSN 5960-01-536-9763
NSN 5998-00-659-9533
NSN 5990-01-571-7468
NSN 5930-01-152-2621
NSN 5905-00-033-7866
NSN 6620-00-583-2687
NSN 4140-01-643-9910
NSN 5965-00-314-5303
NSN 5925-01-582-5852