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 6220-01-103-9740
NSN 5960-01-301-3315
NSN 5925-01-256-9635
NSN 5915-00-952-3049
NSN 6105-01-622-5642
NSN 4140-01-429-8545
NSN 6105-00-193-8150
NSN 6320-01-190-1397
NSN 5945-00-017-2645
NSN 5999-01-530-2998
NSN 5910-01-291-2256
NSN 6320-01-215-6459