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 5915-01-267-5670
NSN 5950-01-374-5480
NSN 6240-01-148-0379
NSN 6650-00-981-9501
NSN 5990-00-959-8280
NSN 6105-01-372-0384
NSN 4140-01-659-6573
NSN 6110-00-832-2182
NSN 5905-00-914-3633
NSN 5996-01-450-8370
NSN 5930-01-095-7793
NSN 5965-01-632-5054