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 5960-01-483-9174
NSN 5910-00-801-1005
NSN 6220-00-675-0180
NSN 6110-01-041-9488
NSN 5925-00-106-5263
NSN 7035-00-465-3298
NSN 5950-01-517-5765
NSN 6645-00-023-8386
NSN 5965-01-050-8447
NSN 5965-01-563-0489
NSN 5999-00-153-4175
NSN 5915-01-464-3415