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 5910-01-260-9372
NSN 6220-01-479-2995
NSN 5925-01-468-6567
NSN 6105-00-891-3568
NSN 6135-01-069-2482
NSN 6130-00-608-9113
NSN 7035-01-380-3759
NSN 6220-01-033-4934
NSN 6685-01-272-9247
NSN 5915-01-230-9308
NSN 6105-01-496-5139
NSN 6130-01-116-2571