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 5915-01-592-3411
NSN 5996-01-302-8776
NSN 6650-00-269-5000
NSN 5996-00-465-0952
NSN 5996-01-055-3457
NSN 6130-01-056-2097
NSN 5985-01-510-7364
NSN 2925-01-168-6253
NSN 5925-00-142-9991
NSN 5905-00-974-6221
NSN 6130-01-476-5683
NSN 5855-01-188-4049