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 5975-00-543-1195
NSN 6320-01-532-4026
NSN 5990-00-003-4464
NSN 6685-00-753-7429
NSN 5905-01-105-7852
NSN 6135-00-862-5736
NSN 4140-00-574-1869
NSN 5975-00-461-7490
NSN 6610-00-647-3830
NSN 5855-01-371-5645
NSN 5950-00-867-0065
NSN 5835-01-392-3105