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 6645-01-531-1355
NSN 5915-00-170-4209
NSN 6145-00-500-5161
NSN 6105-01-485-9902
NSN 6320-01-459-6992
NSN 5965-00-812-9158
NSN 7035-01-506-6705
NSN 6135-01-514-9327
NSN 5998-01-148-8591
NSN 6145-01-429-8529
NSN 6105-01-394-1341
NSN 5999-00-243-6587