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 2925-01-580-8072
NSN 6150-00-949-1984
NSN 7035-00-763-6180
NSN 5990-00-975-5298
NSN 6135-01-090-5365
NSN 5905-00-313-6450
NSN 5935-00-435-0863
NSN 5960-01-138-5897
NSN 4140-01-360-6744
NSN 5855-01-448-9794
NSN 6130-01-270-2277
NSN 5930-01-370-7595