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 5960-01-372-5609
NSN 6685-01-598-5130
NSN 5935-00-158-5541
NSN 7035-01-485-0269
NSN 5935-00-221-5089
NSN 6650-00-217-6292
NSN 6240-01-648-6370
NSN 5950-01-255-8405
NSN 5930-01-420-0994
NSN 4140-01-420-0354
NSN 5910-00-759-1374
NSN 5895-01-018-4103