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 2925-01-244-3016
NSN 6135-00-152-8729
NSN 4140-01-207-0452
NSN 4140-00-800-7204
NSN 6610-01-184-3210
NSN 5950-00-725-7058
NSN 5930-01-055-6486
NSN 4140-01-180-3645
NSN 5915-01-519-6675
NSN 5835-00-593-6365
NSN 5935-01-065-1237
NSN 6320-01-054-3046