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 5855-00-688-9954
NSN 5905-00-148-3776
NSN 5945-01-127-3639
NSN 5996-01-320-7704
NSN 5855-01-280-9735
NSN 5990-01-633-9503
NSN 5855-00-361-0167
NSN 5905-01-394-0097
NSN 6240-01-298-4643
NSN 5915-01-456-4846
NSN 5935-01-565-0319
NSN 5895-01-556-8052