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 6135-00-930-5372
NSN 5975-01-312-5552
NSN 5990-00-419-7584
NSN 5905-01-090-3008
NSN 4140-01-217-0570
NSN 6220-00-617-9616
NSN 5960-01-433-7565
NSN 6645-01-324-2002
NSN 5985-00-584-3795
NSN 6320-01-209-0952
NSN 5996-01-287-8311
NSN 6220-01-111-9730