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 5975-00-493-3140
NSN 5915-01-625-6257
NSN 5975-00-303-0339
NSN 7035-01-459-8268
NSN 2925-01-385-6661
NSN 5998-01-397-6358
NSN 6685-00-724-4358
NSN 6220-01-035-0136
NSN 5895-01-359-2886
NSN 5999-01-322-4906
NSN 5910-01-317-6702
NSN 6650-01-660-1895