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 7035-01-131-1168
NSN 6130-00-181-4422
NSN 5950-00-351-5636
NSN 6130-01-166-7054
NSN 7035-01-582-5105
NSN 4140-01-230-1082
NSN 5935-00-302-7596
NSN 2925-00-404-6461
NSN 6220-01-081-0593
NSN 5930-01-126-5608
NSN 5935-01-056-4691
NSN 5855-00-688-9954