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 5950-00-054-3227
NSN 7035-01-305-1950
NSN 6150-01-386-6968
NSN 6130-01-093-5804
NSN 5905-00-227-8728
NSN 4140-00-930-7528
NSN 6620-00-624-7169
NSN 6135-00-451-0709
NSN 6105-00-451-6563
NSN 7035-00-981-7216
NSN 6130-00-220-9655
NSN 5905-01-218-9671