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 5950-01-262-2342
NSN 4140-01-451-3764
NSN 5855-01-566-8574
NSN 6220-01-584-2756
NSN 5930-01-318-5154
NSN 5996-01-182-8295
NSN 6145-01-356-6379
NSN 5855-01-308-0955
NSN 5965-01-649-8136
NSN 6150-00-393-4697
NSN 6220-01-350-1735
NSN 5999-00-052-9583