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 6645-01-445-2841
NSN 6685-01-382-0850
NSN 5905-00-061-8602
NSN 5930-01-033-2210
NSN 6610-01-391-3509
NSN 6620-01-535-6925
NSN 2925-00-365-3289
NSN 5965-01-507-4318
NSN 6320-00-186-6452
NSN 6105-00-871-3607
NSN 5990-00-401-6793
NSN 5930-01-029-3891