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 7035-01-529-4603
NSN 5999-00-509-2860
NSN 6220-01-574-4618
NSN 5985-00-578-7740
NSN 5975-01-564-7075
NSN 5950-00-270-4701
NSN 6645-00-905-2361
NSN 5855-00-288-1408
NSN 6620-01-505-3358
NSN 6620-00-360-4460
NSN 5999-01-349-2354
NSN 7035-01-175-4321