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 6650-00-407-7059
NSN 5965-00-612-0072
NSN 7035-01-378-5074
NSN 5910-01-017-1178
NSN 5985-01-415-0274
NSN 6320-00-857-4073
NSN 5895-01-168-8738
NSN 5990-00-765-1264
NSN 6105-01-594-9105
NSN 4140-00-211-5970
NSN 6610-00-277-7206
NSN 5910-00-898-5480