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 6130-01-174-6385
NSN 6320-01-170-4068
NSN 5930-01-526-3688
NSN 6220-00-785-1713
NSN 5920-00-271-3217
NSN 6320-01-600-5808
NSN 5910-01-288-5644
NSN 2925-00-928-5931
NSN 5835-01-412-0344
NSN 5999-01-453-2771
NSN 6145-01-296-5580
NSN 6145-01-476-0739