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 4140-01-245-8135
NSN 5835-00-723-2505
NSN 5975-01-437-1473
NSN 5950-01-245-7780
NSN 5915-01-289-5687
NSN 5975-00-377-0650
NSN 6320-00-284-1524
NSN 6220-00-366-1670
NSN 6610-01-022-2474
NSN 5915-00-759-0506
NSN 5996-00-622-4904
NSN 6645-01-007-2063