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 5996-01-167-9234
NSN 7035-01-240-4998
NSN 6130-01-558-8006
NSN 6220-00-676-0904
NSN 5895-01-089-9999
NSN 6650-01-619-9986
NSN 6620-00-703-4260
NSN 6645-01-481-4418
NSN 5985-00-843-3155
NSN 5895-01-648-2670
NSN 6320-01-631-7828
NSN 5999-01-423-8982