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 6320-00-564-2772
NSN 6145-01-558-1889
NSN 5910-00-224-3794
NSN 6320-00-593-0379
NSN 5930-01-065-0890
NSN 5960-00-871-3950
NSN 6145-00-058-2436
NSN 6320-00-905-0543
NSN 6685-01-060-3179
NSN 5996-01-415-3901
NSN 4140-01-219-7368
NSN 5990-01-414-2071