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 6240-01-607-6252
NSN 6650-00-495-8710
NSN 5950-01-326-8508
NSN 5999-00-649-9022
NSN 6135-01-163-0332
NSN 5965-01-234-6844
NSN 5835-00-312-8596
NSN 6220-00-401-9905
NSN 5975-01-060-4903
NSN 7035-01-033-3007
NSN 5895-01-403-2793
NSN 7035-00-108-4421