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 6320-01-006-6138
NSN 5990-00-519-9974
NSN 5996-01-633-7979
NSN 5950-00-407-8283
NSN 6110-01-383-6517
NSN 5915-00-202-5192
NSN 5930-01-473-8806
NSN 6620-00-273-8735
NSN 5905-01-281-0026
NSN 6135-00-802-5479
NSN 6240-01-527-0849
NSN 6685-00-067-5968