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 6320-01-278-2359
NSN 6240-01-165-2693
NSN 5915-01-386-3995
NSN 6145-01-500-4002
NSN 5935-01-454-6960
NSN 6220-00-552-0667
NSN 5999-01-511-0023
NSN 5920-01-068-1483
NSN 6145-01-050-7531
NSN 5975-00-152-1148
NSN 2925-00-211-4469
NSN 5960-00-490-0138