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 7035-01-169-6551
NSN 5910-00-285-1971
NSN 6650-00-769-3003
NSN 5935-01-055-6444
NSN 5925-01-514-5112
NSN 6320-01-160-7757
NSN 6130-00-164-9857
NSN 6150-00-931-2050
NSN 5975-01-026-8970
NSN 6610-01-536-4056
NSN 7035-00-275-5604
NSN 5990-01-072-6074