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 5915-01-126-4791
NSN 6220-01-444-4913
NSN 6685-00-035-6852
NSN 6145-00-406-4471
NSN 6150-01-474-3022
NSN 5998-01-383-7443
NSN 5999-01-270-2078
NSN 6150-00-161-2480
NSN 6130-01-338-2429
NSN 6220-01-029-5037
NSN 5835-01-442-6079
NSN 6650-01-625-6961