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 5975-01-649-8986
NSN 5905-00-105-5579
NSN 6240-01-032-9952
NSN 6110-01-337-6825
NSN 5915-01-612-5788
NSN 7035-00-565-9623
NSN 5998-01-444-9455
NSN 6240-01-429-2747
NSN 2925-00-660-8131
NSN 5930-00-574-3690
NSN 6685-01-003-1081
NSN 6220-01-050-8122