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 5935-00-706-0898
NSN 6145-00-683-5353
NSN 5910-01-163-0151
NSN 6150-01-200-7935
NSN 5905-00-840-6812
NSN 5920-01-371-7467
NSN 6145-01-644-8278
NSN 5945-00-952-2305
NSN 2925-01-027-1293
NSN 5985-00-148-4583
NSN 5945-00-930-0212
NSN 5920-00-942-0027