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 6650-01-158-6577
NSN 7035-00-018-0350
NSN 5990-01-472-2447
NSN 6610-01-421-5367
NSN 6150-00-467-2541
NSN 6650-00-229-3790
NSN 5990-01-633-9503
NSN 6240-01-150-2712
NSN 5998-00-866-4605
NSN 6320-00-270-8222
NSN 5855-01-500-6617
NSN 6135-00-377-9165