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 6220-01-397-2846
NSN 5930-00-010-8134
NSN 6240-00-722-0268
NSN 6645-00-315-9254
NSN 6240-01-206-4809
NSN 5999-00-290-5898
NSN 7035-01-580-3349
NSN 5950-00-035-5000
NSN 5835-01-208-1939
NSN 6150-00-789-7737
NSN 6320-01-442-3428
NSN 5996-01-304-3732