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 6135-01-247-5660
NSN 6220-01-595-2808
NSN 5925-01-028-0806
NSN 6150-01-081-5698
NSN 6620-01-212-4298
NSN 6620-00-189-9444
NSN 6240-01-378-8227
NSN 5998-00-022-3617
NSN 5975-01-290-0121
NSN 6150-01-340-0802
NSN 5975-00-706-7087
NSN 5855-01-199-2046