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 5895-01-161-9386
NSN 6145-00-148-1609
NSN 5930-01-242-2666
NSN 6240-00-857-5624
NSN 7035-00-064-7008
NSN 5910-01-534-0896
NSN 5925-01-256-5147
NSN 6150-01-016-6935
NSN 6145-00-366-5790
NSN 6650-01-490-2381
NSN 6685-01-604-8958
NSN 5920-00-156-7375