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 6220-01-321-7655
NSN 6610-00-677-5976
NSN 5920-01-213-1513
NSN 5985-01-454-5165
NSN 5910-01-511-0224
NSN 6135-01-071-4923
NSN 6150-00-612-1151
NSN 6240-01-633-9357
NSN 5915-00-206-0086
NSN 6130-01-346-2804
NSN 2925-01-364-7926
NSN 5985-00-610-1310