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 4140-00-906-1130
NSN 6220-01-244-7734
NSN 5945-01-360-4300
NSN 6105-01-142-2694
NSN 6150-01-009-6420
NSN 5920-01-080-7212
NSN 6240-01-529-6624
NSN 6130-00-716-0770
NSN 5925-01-314-5514
NSN 5910-01-541-5046
NSN 6135-01-108-6057
NSN 6645-01-621-5424