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 5945-01-538-2775
NSN 6150-01-602-7858
NSN 6220-00-595-6954
NSN 6105-01-113-1446
NSN 6610-01-029-8749
NSN 5975-01-252-7327
NSN 6150-01-205-8000
NSN 5925-01-060-3403
NSN 6220-01-465-2469
NSN 5935-00-081-9542
NSN 2925-01-110-1467
NSN 5998-00-968-1242