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 5960-01-322-8417
NSN 6620-01-335-5776
NSN 5935-01-444-4236
NSN 6610-00-765-3283
NSN 4140-01-443-9164
NSN 5895-01-331-2926
NSN 7035-00-523-7492
NSN 5950-00-810-3428
NSN 6110-01-534-6435
NSN 5975-01-160-8617
NSN 5965-01-468-0587
NSN 5985-00-350-6102