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 6220-01-142-3688
NSN 5920-01-593-6439
NSN 5905-01-074-3595
NSN 6110-01-295-2164
NSN 5905-01-303-3469
NSN 5960-00-192-4503
NSN 6135-01-602-3042
NSN 6220-01-410-8592
NSN 6220-01-593-5940
NSN 4140-01-212-3113
NSN 6135-01-265-1384
NSN 5905-01-437-0084