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 5915-01-462-5552
NSN 6320-00-036-3688
NSN 2925-01-290-8208
NSN 5905-01-320-0446
NSN 6320-00-402-6493
NSN 6150-00-214-8447
NSN 6150-00-959-5565
NSN 5905-01-374-3385
NSN 5905-00-076-8925
NSN 6150-01-096-2400
NSN 4140-00-248-6089
NSN 5925-01-333-1610