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 6135-01-393-4746
NSN 6110-01-013-9313
NSN 5950-00-056-0600
NSN 5925-00-592-8571
NSN 5950-01-634-0677
NSN 5998-00-193-5038
NSN 6320-01-329-8380
NSN 5999-01-301-1085
NSN 6685-01-526-3457
NSN 6320-01-039-5891
NSN 6220-01-577-4498
NSN 6135-01-529-8523