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 5996-01-546-0662
NSN 4140-01-238-4362
NSN 6130-00-718-0860
NSN 6685-01-508-2249
NSN 6130-01-551-1468
NSN 5950-01-068-3783
NSN 6650-01-118-2222
NSN 6110-01-180-2148
NSN 5855-01-085-5354
NSN 5855-01-010-4921
NSN 5855-01-433-5919
NSN 5998-01-501-1219