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 5915-01-534-9770
NSN 6145-01-210-0900
NSN 5945-00-432-6669
NSN 5975-01-090-3581
NSN 6240-01-131-9580
NSN 5996-01-146-5765
NSN 6610-00-764-6627
NSN 6685-01-302-4242
NSN 5925-01-519-2295
NSN 5996-01-421-2416
NSN 6240-00-713-0237
NSN 5950-00-405-5387