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 5985-00-132-3473
NSN 6645-01-421-2445
NSN 5905-01-615-0970
NSN 5998-01-535-6413
NSN 5915-00-851-1208
NSN 6685-01-355-3868
NSN 6240-00-136-7168
NSN 6610-01-297-1492
NSN 5996-01-234-1138
NSN 5910-01-111-5520
NSN 2925-01-408-2088
NSN 6150-01-420-7850