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 6135-01-348-8264
NSN 5920-00-189-7497
NSN 5985-01-457-0635
NSN 5910-00-140-0142
NSN 2925-00-907-2709
NSN 5965-00-849-1313
NSN 6610-01-233-5857
NSN 6685-01-372-6010
NSN 6135-01-238-2878
NSN 5975-01-465-2378
NSN 6130-01-381-3304
NSN 6220-00-778-7213