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 5920-00-672-5583
NSN 5945-01-065-0887
NSN 6685-00-317-4319
NSN 6135-01-286-9563
NSN 5935-00-764-4173
NSN 5925-01-440-5875
NSN 6650-01-223-3113
NSN 6610-01-167-8747
NSN 6685-01-548-2210
NSN 6130-01-045-6294
NSN 6610-01-302-6347
NSN 5990-01-411-8548