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 6240-01-032-2408
NSN 6220-01-644-9544
NSN 5998-00-754-5186
NSN 6110-01-054-9059
NSN 5945-00-081-2026
NSN 5960-00-249-9623
NSN 6645-01-096-9719
NSN 5910-01-393-0754
NSN 4140-01-528-6681
NSN 6320-01-292-6635
NSN 5990-00-016-5648
NSN 6320-01-239-7647