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 5945-01-262-4147
NSN 6240-01-303-6174
NSN 5950-00-420-3642
NSN 5996-00-409-9683
NSN 5975-00-882-9780
NSN 5985-01-639-8150
NSN 5835-01-576-9013
NSN 5910-01-299-3272
NSN 7035-00-043-1325
NSN 6130-01-267-6123
NSN 6320-01-209-0952
NSN 5985-01-406-4125