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 5960-01-497-4572
NSN 6135-01-540-9655
NSN 7035-01-318-1019
NSN 5905-01-312-3897
NSN 5920-00-150-1148
NSN 7035-01-466-1577
NSN 6105-00-389-7994
NSN 6110-01-512-3857
NSN 5925-00-192-4363
NSN 6685-00-836-8148
NSN 5965-00-238-9870
NSN 5910-01-460-2248