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 5905-01-084-1752
NSN 5950-00-156-2220
NSN 5990-00-522-3425
NSN 6145-01-546-3379
NSN 6240-00-208-2379
NSN 5975-00-631-3295
NSN 5895-01-142-1785
NSN 5855-01-160-3802
NSN 6105-01-487-0836
NSN 6220-00-305-0801
NSN 5895-01-314-5275
NSN 6150-01-041-4340