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 5985-01-032-8374
NSN 6610-01-424-6375
NSN 5960-00-335-3394
NSN 5915-01-551-8160
NSN 5895-00-881-3498
NSN 6320-00-538-2132
NSN 6320-00-242-3300
NSN 5990-01-425-2175
NSN 7035-00-803-3056
NSN 5925-01-328-3947
NSN 5965-01-507-3576
NSN 5950-00-624-3895