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 6145-00-850-9470
NSN 6320-00-823-2015
NSN 5996-00-619-1877
NSN 6685-01-422-6170
NSN 2925-01-255-6394
NSN 5895-01-387-0972
NSN 6135-01-247-5660
NSN 6145-01-457-7685
NSN 6610-00-561-4730
NSN 5925-00-078-2842
NSN 5925-01-564-7456
NSN 5895-01-400-4153