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 5915-00-934-0749
NSN 5925-01-005-4983
NSN 6685-01-514-4543
NSN 5985-01-316-3653
NSN 5930-01-386-1917
NSN 5910-01-056-5111
NSN 5905-01-551-1163
NSN 5950-01-589-6071
NSN 6320-01-215-0456
NSN 5895-00-577-4078
NSN 5985-00-927-6146
NSN 5996-01-535-0963