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 5855-01-010-4921
NSN 6150-00-126-8936
NSN 5950-00-821-4256
NSN 6685-00-406-4774
NSN 7035-01-643-0124
NSN 4140-00-893-2754
NSN 5985-01-347-3371
NSN 5930-00-677-2813
NSN 5915-00-550-7073
NSN 5910-00-007-2139
NSN 5945-01-217-4667
NSN 6105-00-961-5481