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 5835-00-905-7165
NSN 5985-01-029-2405
NSN 5905-01-336-2983
NSN 6650-01-059-8941
NSN 5895-00-247-7394
NSN 5960-01-131-9733
NSN 6130-01-552-0794
NSN 6320-01-176-8367
NSN 4140-01-444-1746
NSN 5910-01-407-6627
NSN 5960-00-256-9989
NSN 5920-01-447-8794